Contents

The Best Dadarrio Acoustic Guitar Strings of 2023 – Reviewed and Top Rated

2,710 Reviews Scanned

SaleRank No. #1

D'Addario Guitar Strings - Acoustic Guitar Strings - 80/20 Bronze - For 6 String Guitar - Deep, Bright, Projecting Tone - EJ11 - Light, 12-53

PRECISION WOUND - D’Addario 80/20 Bronze acoustic guitar strings are precision wound over a hexagonal high carbon steel core.
BOLD, BRIGHT SOUND - The 80/20 Bronze wrap wire provides bold, bright acoustic sound, with crisp projection that fills the room.
THE ORIGINAL ACOUSTIC STRING - 80/20 Bronze was originally created by John D’Addario Sr. and renowned guitar maker John D’Angelico in the 1930s.
EARN REWARD POINTS - Our 80/20 Bronze acoustic guitar strings come with a code on the recyclable VCI bag, which you can register to earn Players Circle points.
MADE IN THE USA – D’Addario 80/20 Bronze strings are made in the USA—drawn to our exacting specifications at our New York production facility.

Rank No. #2

D'Addario Guitar Strings - XS Phosphor Bronze Coated Acoustic Guitar Strings - XSAPB1253 - Maximum Life with Smooth Feel & Exceptional Tone - For 6 String Guitars - 12-53 Light

CORROSION-RESISTANT, EXTENDED LIFE - XS Phosphor Bronze strings have the longest life of any D’Addario acoustic string, with no fraying, peeling, or tonal dampening, thanks to the ultra-thin XS film coating.
WARM, BALANCED TONE - Phosphor Bronze wrap wire provides tried-and-true D’Addario acoustic tone, with beautiful balance and warmth suitable for all musical genres.
STAYS IN TUNE, STRONGER STRING - With a NY Steel core and Fusion Twist technology, XS Phosphor Bronze offers greater break strength and unmatched tuning stability—staying in tune 131% better than standard acoustic strings.
EARN REWARD POINTS - XS Phosphor Bronze sets come with a code on the recyclable, resealable VCI bag, which you can register to earn Players Circle points.
MADE IN THE USA – XS coated acoustic strings are made in the USA—drawn to our exacting specifications at our New York production facility.

Rank No. #3

D'Addario Guitar Strings - Acoustic Guitar Strings - Nickel Bronze - For 6 String Guitar - Natural, Clear, & Focused Tone - NB1356 - Medium, 13-56

NICKEL PLATED PHOSPHOR BRONZE - D'Addario Nickel Bronze strings are made with nickel-plated phosphor bronze, wrapped over a hexagonal NY steel core.
CLEAR, FOCUSED SOUND - The nickel-plated phosphor bronze wrap wire provides a clear, focused sound, which magnifies the sonic properties of the guitar’s wood
INCREASED CORROSION RESISTANCE - Nickel-plating increases natural corrosion resistance for a longer lasting uncoated string.
EARN REWARD POINTS - Our Nickel Bronze acoustic guitar strings come with a code on the recyclable VCI bag, which you can register to earn Players Circle points.
MADE IN THE USA – D’Addario Nickel Bronze strings are made in the USA—drawn to our exacting specifications at our New York production facility.

Rank No. #4

D'Addario Guitar Strings - Phosphor Bronze Acoustic Guitar Strings - EJ16-3D - Rich, Full Tonal Spectrum - For 6 String Guitars - Made in the USA - 12-53 Light, 3-Pack

CORROSION-RESISTANT, PRECISION WOUND – D’Addario Phosphor Bronze acoustic guitar strings are precision wound with phosphor bronze wrap wire, over a hexagonal high-carbon steel core.
WARM, BALANCED TONE - Phosphor Bronze wrap wire provides tried-and-true D’Addario acoustic tone, with beautiful balance and warmth suitable for all musical genres
MOST POPULAR ACOUSTIC GUITAR STRING - Now the standard in acoustic guitar strings, Phosphor Bronze strings were originally pioneered by D’Addario in the 1970s.
EARN REWARD POINTS - D’Addario Phosphor Bronze acoustic guitar strings come with a code on the recyclable VCI bag, which you can register to earn Players Circle points
MADE IN THE USA – Our Phosphor Bronze strings are made in the USA—drawn to exacting specifications at our New York production facility.

Rank No. #5

D'Addario EJ26-3D 3-Pack Custom Light Acoustic Guitar Strings

Quality from technology"computer-controlled windings, laser micrometer inspection, and closed-loop tension control system"add up to great sound and feel! D'Addario phosphor bronze acoustic guitar strings will give you the brilliant sound and durable longevity you want
Gauges: 11-15-22w-32w-42w-52w D'Addario EJ26 phosphor bronze acoustic guitar strings are durable, long lasting, and retain their brilliance longer than other bronze and brass alloys
D'Addario is the world's largest manufacturer of strings for musical instruments
Many top guitarists won't play any other brand
Regardless of your playing style, D'Addario has a set of strings that's right for your acoustic guitar

Rank No. #6

D'Addario Guitar Strings - XT Phosphor Bronze Coated Acoustic Guitar Strings - XTAPB1253 - Extended String Life with Natural Tone & Feel - For 6 String Guitars - 12-53 Light

CORROSION-RESISTANT, EXTENDED LIFE - XT Phosphor Bronze acoustic guitar strings feature an advanced corrosion resistance coating, extending string life, while preserving the natural tone and feel of uncoated strings.
WARM, BALANCED TONE - Phosphor Bronze wrap wire provides tried-and-true D’Addario acoustic tone, with beautiful balance and warmth suitable for all musical genres.
STAYS IN TUNE, STRONGER STRING - With a NY Steel core and Fusion Twist technology, XT Phosphor Bronze offers greater break strength and unmatched tuning stability—staying in tune 131% better than other acoustic strings.
EARN REWARD POINTS - XT acoustic guitar strings have a code on the recyclable, resealable VCI bag, which you can register to earn Players Circle points.
MADE IN THE USA – These strings are made in the USA—drawn to our exacting specifications at our New York production facility.

SaleRank No. #7

D'Addario Guitar Strings - Classic Nylon Guitar Strings - EJ27N Classical Guitar Strings - Silver Plated Wrap, Nylon Core, Clear Student Nylon Trebles - Normal Tension, 1-Pack

CLASSICAL GUITAR STRINGS - D'Addario's Classic Nylon guitar strings are great for beginners, students and professionals alike that are known for the optimal balance of warm and projecting, long lasting tone.
STYLE - Normal tension, Clear Nylon, Non-Ball End
VALUE, RELIABLE - A great balance of value and reliability
STRING GAUGES - The gauges in this classical string set include: .0280, .0319, .0402, .029, .035, .043
MADE IN THE USA – D’Addario leverages centuries of string-making experience and advanced computer-controlled winding technology to bring you the most durable, consistent and long-lasting guitar strings. Made in the USA for the highest quality and performance, only D’Addario strings are sealed inside and out.

Rank No. #8

D'Addario Silk & Steel Acoustic Guitar Strings - EJ40-6 String - Warm, Mellow Tone - Light, 11-47

FOR PARLOR OR VINTAGE GUITARS - The tone and feel of Silk & Steel is ideal for parlor guitars and vintage instruments.
WARM & MELLOW - With their low tension and reduced finger noise, Silk & Steel sets are incredibly warm and mellow, great for fingerstyle playing.
SILVER PLATED COPPER WINDINGS - Silk & Steel strings are made with silver-plated copper windings, over a combination silk and steel core.
EARN REWARD POINTS - D’Addario Silk & Steel strings come with a code on the recyclable VCI bag, which you can register to earn Players Circle points.
MADE IN THE USA – Our acoustic guitar strings are made in the USA—drawn to exacting specifications at our New York production facility.

Rank No. #9

D'Addario EJ15 Phosphor Bronze Extra Light Acoustic Strings 3-Pack

Gauges: 10-14-23-30-39-47
Made by the world's largest string manufacturer, these acoustic guitar strings feature the brightness and long life of genuine phosphor bronze alloy
D'Addario is the world's largest manufacturer of strings for musical instruments
Many top guitarists won't play any other brand
Regardless of your playing style, D'Addario has a set that's right for you

Rank No. #10

HAVENDI® Guitar Strings acoustic guitar - brilliant sound quality steel strings for acoustic guitar coated with phosphor bronze (6 string set) incl. 3 picks

【DESIGNED IN GERMANY】Havendi is a young German start up. We exist since 2020 and since then we proudly count more then 10.000 customers worldwide. Thanks to our community, we are able to develop more and more awesome products and support talented musicians. Thanks for your trust!
【BRILLANT QUALITY】Thanks to our unique Havendi master craftsmanship and high quality standards, you get outstanding guitar strings that make every gentle melody and powerful chord sound harmonious. The strings are durable, rust-proof and tuning stable thanks to their finishing.
【 EASY TO PLAY】The smoothFORCE strings unfold their full magic with little effort and can be played as smooth as butter. Thus, they guarantee even newcomers with sensitive fingertips more playing fun and faster success.
【RECOMMENDED BY PROFESSIONALS】Rely on the recommendation of experienced music teachers and guitar players when choosing your strings. Play right into the hearts of your listeners with Havendi guitar strings!
【OUR PROMISE】If you are not 100% satisfied with the strings, you will get a replacement or refund - Musician's Word of Honor!

Rank No. #11

D'Addario Guitar Strings - XT 80/20 Bronze Coated Acoustic Guitar Strings - XTABR1253 - Extended String Life with Natural Tone & Feel - For 6 String Guitars - 12-53 Light

CORROSION-RESISTANT, EXTENDED LIFE - XT 80/20 Bronze acoustic guitar strings feature an advanced corrosion resistance coating, extending string life, while preserving the natural tone and feel of uncoated strings.
BRIGHT TONE, CRISP PROJECTION - 80/20 wrap wire provides bold, bright acoustic tone, with crisp projection that can fill a room.
STAYS IN TUNE, STRONGER STRING - With a NY Steel core and Fusion Twist technology, XT 80/20 Bronze offers greater break strength and unmatched tuning stability—staying in tune 131% better than other acoustic strings.
EARN REWARD POINTS - XT acoustic guitar strings have a code on the recyclable, resealable VCI bag, which you can register to earn Players Circle points.
MADE IN THE USA – D’Addario 80/20 strings are made in the USA—drawn to our exacting specifications at our New York production facility.

Rank No. #12

BELFORT Guitar Strings for Acoustic Guitar - Premium Steel Phosphor Bronze (6 String Set) for Western Guitar & Acoustic Guitar BONUS: 4 Picks + Extra High E String (011)

✅ 𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 𝐐𝐔𝐀𝐋𝐈𝐓𝐈𝐘: Following very elaborate manufacturing processes, the results are some impeccably crafted acoustic guitar strings. We guarantee a brilliant sound quality, durability, optimum tuning stability, and protection against rust often caused by hand sweat.
✅ 𝐏𝐀𝐈𝐍-𝐅𝐑𝐄𝐄 𝐏𝐋𝐀𝐘𝐈𝐍𝐆: Our LightForce acoustic guitar strings are as soft as butter and require much less force than other manufacturers' strings. With our Light Force strings, you can play for hours without pain. Also, you will have a cleaner grip and get to enjoy your playing sessions more!
✅ 𝐓𝐇𝐄 𝐀𝐋𝐋-𝐑𝐎𝐔𝐍𝐃𝐄𝐑: It doesn't matter if you play soft melodies, fingerstyle, or heavy and extended chords. Belfort acoustic guitar strings are specially optimized for maximum flexibility in terms of style. Regardless of your playing style, Belfort acoustic guitar strings will help you bring out the best in your play. It is also suitable for both beginners and seasoned professionals.
✅ 𝐁𝐎𝐍𝐔𝐒: With our eBook, you'll learn how to play 95% of all pop songs and learn the pros' tricks. Our guitar eBook is developed by experienced music educators and recommended by guitar teachers. As an additional gift, we give you 4 picks of different sizes and textures.
✅ 𝐌𝐎𝐍𝐄𝐘 𝐁𝐀𝐂𝐊: If, for any reason, you are not 100% satisfied, we will always find a solution to whatever problem you encounter. Your satisfaction matters a lot to us. Experience the brilliant sound of our Belfort strings by ordering now. It is absolutely risk-free!

SaleRank No. #13

D'Addario Acoustic Guitar Strings, Picks, Strap Beginner Kit - EJ16 Phosphor Bronze Acoustic Strings, 12-53 Light - Poly Pro Black Guitar Strap - 10 pack Celluloid Assorted, Medium Gauge Guitar Picks

ACOUSTIC GUITAR ACCESSORIES & STRING KIT: D'Addario Acoustic Guitar Kit contains 1 pack of D'Addario EJ16 Phosphor Bronze Strings, Light 12-53 Gauge for 6 string acoustic guitars, 1 Poly Pro Black Adjustable Guitar Strap, and a 10 pack of Medium Celluloid Picks in Assorted Colors.
GUITAR STRINGS ACOUSTIC 6 STRING SET: D'Addario EJ16 Phosphor Bronze, Light 12-53 acoustic guitar strings are precision wound with phosphor bronze wrap wire, over a hexagonal high-carbon steel core. Phosphor Bronze wrap wire provides tried-and-true D’Addario acoustic tone, with beautiful balance and warmth suitable for all musical genres.
GUITAR STRAP: D'Addario Accessories Acoustic Guitar Strap is our Black Polypropylene design with strong and secure leather ends. Adjustable from 35" to 59.5" long and great strap for acoustic guitar players.
GUITAR PICK SET: D'Addario Accessories 10 pack Medium Gauge (70mm) Guitar Picks works well for both strumming and articulate picking. Premium quality celluloid provides natural feel and warm, fat tone. Perfect for acoustic or electric guitars.
MADE IN THE USA – Our Phosphor Bronze strings are made in the USA—drawn to exacting specifications at our New York production facility.

Rank No. #14

Night Hunter

Amazon Prime Video (Video on Demand)
Henry Cavill, Ben Kingsley, Alexandra Daddario (Actors)
David Raymond (Director) - David Raymond (Writer) - David Raymond (Producer)
English (Playback Language)
English (Subtitle)

Rank No. #15

D'Addario Guitar Strings - XS 80/20 Bronze Coated Acoustic Guitar Strings - XSABR1356 - Maximum Life with Smooth Feel & Exceptional Tone - For 6 String Guitars - 13-56 Medium

CORROSION-RESISTANT, EXTENDED LIFE - A tremendous leap forward in coating technology allows the string windings to be completely protected from contaminants for incredibly long-lasting tone & maximum life.
SMOOTH, FAST FEEL - With an ultra-thin film coating on every wound string and our proprietary polymer treatment on the plain steels, XS has a smooth, fast feel, providing an inspiring experiencewith every sweep, slide and bend on every string.
RESEALABLE PACKAGE - These new XS Acoustic items will feature our 100% recyclable packaging including our premium re-sealable VCI bag, so every set is kept factory fresh until you’re ready to experience the ultimate upgrade in tone, feel, life, and tuning stability.
STAYS IN TUNE, STRONGER STRING - Incredible strength with NY Steel at its core. XS offers greater break strength and unmatched tuning stability, enhanced by our proprietary Fusion Twist technology and reduced friction at the nut and bridge. Tune less, play more.
BRIGHT TONE - 80/20 Bronze are our brightest acoustic guitar strings, made to give your tone an unparalleled shine. With the addition of our revolutionary XS coating, our bold, bright 80/20 strings obtain maximum life, with an uncommonly smooth feel.

Rank No. #16

D’Addario EXP26 Coated Phosphor Bronze Acoustic Guitar Strings, Light, 11-52 – Offers a Warm, Bright and Well-Balanced Acoustic Tone and 4x Longer Life - With NY Steel for Strength and Pitch Stability

MOST POPULAR – Pursue your passion with D’Addario’s most popular coated acoustic guitar string set. The EXP26 Coated Phosphor Bronze Acoustic Guitar Strings delivers the ideal balance of volume, projection and comfortable playability. With EXP coated phosphor bronze strings you get a warm, bright, well balanced acoustic tone and 4 times more life than uncoated strings.
WITH EXCLUSIVE NY STEEL – These coated light acoustic guitar strings feature plain steel strings and hexagonal cores made of our revolutionary NY High Carbon Steel that delivers unprecedented strength and pitch stability.
COATED THEN WOUND – Unlike other coated strings, D’Addario strings feature an ultra-fine layer of EXP coating that is bonded to the phosphor bronze wrap wire and then wound onto the hex-shaped core wire. The result is a barrier against corrosion and a consistent, long-lasting tone.
STRING GAUGES – The string gauges in this acoustic string set include: Plain Steel .011, .015, Phosphor Bronze Wound .022, .032, .042, .052
MADE IN THE USA – D’Addario leverages centuries of string-making experience and advanced computer-controlled winding technology to bring you the most durable, consistent and long-lasting guitar strings. Made in the USA for the highest quality and performance, only D’Addario strings are sealed inside and out.

Rank No. #17

Ernie Ball Earthwood Medium Light Phosphor Bronze Acoustic Guitar Strings, 12-54 Gauge (P02146)

Warm, rich tone with excellent projection and clarity
Medium Light, the most popular gauge, consists of plain steel strings (.012, .016.) and phosphor bronze wound strings (.024, .032, .044, .054)
Phosphor bronze wound on a hex-shaped, high-carbon steel core wire
Element Shield Packaging prolongs string life and keeps strings as fresh as the day they were made
Made in California, USA with the freshest and finest materials

Rank No. #18

JYsun Classical Guitar Strings 3 Full Sets Clear Nylon with Guitar Tuner 3 in 1 Guitar Restringing Tool Guitar Capo Music Book Clip and Cloth

【GREAT VALUE NYLON GUITAR STRINGS KIT:】 Come with 3 full sets of nylon guitar strings & 1pc guitar tuner & 1pc 3 in 1 guitar re-stringing tool including guitar string winder, guitar string cutter, guitar pin puller & 1pc guitar capo & 1 pc music book clip and 1pc cloth for musical instruments as a gift.
【HIGH QUALITY GUITAR STRNGS:】These classical guitar strings are made out of the best quality materials, with clear nylon for E-1st/B-2nd/G-3rd and Nylon Core Silver-Plated Copper Alloy Wound for D-4th/A-5th/E-6th; Labeled number 1, 2, 3, 4, 5, 6 to differentiate 6 strings and it is easy to be installed. These strings have standard tension, can offer exceptional tone and beautiful sound, they are the best choice for classical guitar learners, performers, musicians.
【HIGH PRECISE GUITAR TUNER:】 High precise detection and sensitive vibration guitar tuner, clip-on, battery included, no background noise, good for applicable to a variety of environments, designed for Guitar, Chromatic, Bass, Violin, Ukulele, etc.
【3 IN 1 GUITAR RE-STRING KIT:】Guitar cutter & guitar winder & guitar pin puller are built in, with ergonomic design and stainless steel materials, it makes string replacements quicker and easier, it can be used for Guitar, Bass, Violin, Ukulele, Banjo, Mandolin, etc.
【EASILY USED CAPO:】Quickly and easily released and re-positioned with one hand without disturbing tuning, the strong spring action clamps it firmly in place, suitable for Guitar, Ukulele, Banjo, Bass, Mandolin, etc.

Rank No. #19

Ernie Ball Folk Nylon Clear & Gold Ball-End 80/20 Bronze Acoustic Guitar Strings, 28-42 Gauge (P02069)

80/20 bronze wrap
Multifiliment nylon core
Equipped with ball-ends for easy installment
Gauges: .028, .032, .040p, .030 .036 .042

Rank No. #20

D'Addario Guitar Strings - XS 80/20 Bronze Coated Acoustic Guitar Strings - XSABR1356-3P - Maximum Life with Smooth Feel & Exceptional Tone - For 6 String Guitars - 13-56 Medium, 3 Pack

CORROSION-RESISTANT, EXTENDED LIFE - A tremendous leap forward in coating technology allows the string windings to be completely protected from contaminants for incredibly long-lasting tone & maximum life.
SMOOTH, FAST FEEL - With an ultra-thin film coating on every wound string and our proprietary polymer treatment on the plain steels, XS has a smooth, fast feel, providing an inspiring experiencewith every sweep, slide and bend on every string.
RESEALABLE PACKAGE - These new XS Acoustic items will feature our 100% recyclable packaging including our premium re-sealable VCI bag, so every set is kept factory fresh until you’re ready to experience the ultimate upgrade in tone, feel, life, and tuning stability.
STAYS IN TUNE, STRONGER STRING - Incredible strength with NY Steel at its core. XS offers greater break strength and unmatched tuning stability, enhanced by our proprietary Fusion Twist technology and reduced friction at the nut and bridge. Tune less, play more.
BRIGHT TONE - 80/20 Bronze are our brightest acoustic guitar strings, made to give your tone an unparalleled shine. With the addition of our revolutionary XS coating, our bold, bright 80/20 strings obtain maximum life, with an uncommonly smooth feel.

Last update on 2023-08-19 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Dadarrio Acoustic Guitar Strings?

Do you get stressed out thinking about shopping for a great Dadarrio Acoustic Guitar Strings? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Dadarrio Acoustic Guitar Strings, which is why we have assembled a comprehensive list of the greatest Dadarrio Acoustic Guitar Strings available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Dadarrio Acoustic Guitar Strings that you consider buying. Your questions might include the following:

Is it worth buying an Dadarrio Acoustic Guitar Strings?
What benefits are there with buying an Dadarrio Acoustic Guitar Strings?
What factors deserve consideration when shopping for an effective Dadarrio Acoustic Guitar Strings?
Why is it crucial to invest in any Dadarrio Acoustic Guitar Strings, much less the best one?
Which Dadarrio Acoustic Guitar Strings are good in the current market?
Where can you find information like this about Dadarrio Acoustic Guitar Strings?

We’re convinced that you likely have far more questions than just these regarding Dadarrio Acoustic Guitar Strings, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Dadarrio Acoustic Guitar Strings, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Dadarrio Acoustic Guitar Strings. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Dadarrio Acoustic Guitar Strings buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Dadarrio Acoustic Guitar Strings currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Dadarrio Acoustic Guitar Strings has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Dadarrio Acoustic Guitar Strings?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Dadarrio Acoustic Guitar Strings.
Customer Ratings: Number ratings grade Dadarrio Acoustic Guitar Strings objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Dadarrio Acoustic Guitar Strings.
Product Quality: You don’t always get what you pay for with an Dadarrio Acoustic Guitar Strings, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Dadarrio Acoustic Guitar Strings is should be an indication of how long it will work out for you.

We always remember that maintaining Dadarrio Acoustic Guitar Strings information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Dadarrio Acoustic Guitar Strings is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: What are the best acoustic guitar strings?

A: Light gauge strings are often the best acoustic guitar strings for the player that engages a variety of picking, strumming and fingerstyle approaches. They combine balanced response with versatility, including alternate tunings.

Q: What size are acoustic guitar strings?

A: Standard acoustic guitar strings are between 0.011 to 0.012 inches for the high E and 0.049 to 0.054 inches for the low E.

Q: What are the types of guitar strings?

A: There are three main types of guitar strings: nylon (for classical and folk guitars), bronze (used for acoustic guitars), and steel/nickel (used for electric guitars).