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The Best Socket Head Cap Screw of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Socket Head Cap Screw of 2022. Check our ranking below.

2,399 Reviews Scanned

Rank No. #1
1680 Pcs M2 M3 M4 M5 Metric Hex Head Bolts and Nuts and Washers Set, Hex Socket Head Cap Screws Bolts and Nuts and Washers Assortment Kit, Black Machine Screws Set
  • Superb Material: The bolts and nuts kit is made of high-quality alloy steel, with exquisite workmanship, high hardness, strong and not easy to break, not easy to deform, corrosion-resistant, not easy to rust, and can maintain good performance in any environment.
  • Hex Socket Head Cap Screws Bolts and Nuts and Washers Kit: The thread is tight and the force is uniform, it is not easy to deform and slide during rolling and installation, it can withstand greater loads, and it can ensure the stability of the installation. After installation, the whole screw cap sinks into the inside of the workpiece, which can keep the surface of the workpiece flat and beautiful.
  • Equipped with Nuts and Flat Washers: Hex nuts can make your installation more precise and fasten better, providing strong holding force and clamping force; washers can increase the contact area, distribute pressure, protect the nuts and bolts, and prolong the use time.
  • Wide Range of Uses: Widely used in household appliances, automobile assembly, product manufacturing, precision machinery industry, electronic products, communication products, lamps, toys, maintenance and other fields. Ideal for professionals, maintenance personnel, carpenters, landlords, handymen, repairmen and more.
  • Package Includes: You will receive 1680 pcs in total, size includes: 2#*5/32"(m2*4mm), 2#*1/4"(m2*6mm), 2#*3/8"(m2* 10mm), 2#*1/2"(m2*12mm), 4#*1/4"(m3*6mm), 4#*5/16"(m3*8mm), 4#*1/2"( m3*12mm), 4#*5/18"(m3*16mm), 8#*5/16"(m4*8mm), 8#*1/2"(m4*12mm), 8#*5/8 "(m4*16mm), 8#*7/8"(m4*20mm), 3/16*1/2"(m5*12mm), 3/16*5/8"(m5*16mm), 3/ 16*7/8"(m5*20mm), 3/16*1"(m5*25mm), including nuts and flat washers of corresponding size.
Rank No. #2
HVAKHVA 1160 pcs M3/M4/M5/M6 Metric Hex Head Socket Cap Bolt & Nut Assortment, 304 Stainless Steel Machine Screws with Flat & Lock Washers,Length 6 to 35 mm
  • 1.Premium 304 SUS Material,Our Hex Socket Head bolt & nuts set is made by high quality 304 SUS, which have superior rust resistance and excellent oxidation resistance, can ensure long time workable and useful
  • 2. Various Sizes,This nice screws set have M3,M4,M5,M6 models , besides each model have different length ( 6 to 35 mm ) to choose,which can meet most demands in daily.M3 ,6/8/10/12mm ;M4 ,8/10/16/20mm ;M5 ,10/ 16/20/30 mm;M6 ,16/25/35 mm
  • 3.Quality& Technology,HVAKHVA are speclized in fasten area for many years, and this hex socket Head bolt have threaded in the head which make it more easy to use
  • 4.What you can get? The screw & Bolt assortment kit include M3 Bolt 120 pcs;Nuts 130 pcs;Flat & lock wahsers 300 pcs; M4 Bolt 80 pcs,Nuts 80 pcs, Flat & lock wahsers 200 pcs;M5 Bolt 43 pcs, Nuts 44 pcs, Flat & lock wahsers 90 pcs; M6 Bolt 16pcs,Nuts17 pcs, Flat & lock wahsers 40 pcs
  • 5.Wide useage ,HVAKHVA Nut and Bolt Assortment Can Be Widely Used in furniture, car, motorcycle repair, 3D printing equipment,power facilities, DIY inventions,office appliances and more
Rank No. #3
VGBUY 600pcs M3 Screw Assortment Kit, M3 Screws (8 Sizes 6-30mm) for 3D Printer DIY, Hex Socket Head Cap Screws Bolts Nuts Washer Kit, 304 Stainless Steel, 6/8/10/12/16/20/25/30mm
  • Valuable M3 Screw Kit:You will get 8 sizes 600pcs M3 screw assortment kit,20pcs M3 x 6mm,20pcs M3 x8mm,20pcs M3 x10mm,20pcs M3 x12mm,20pcs M3 x16mm,20pcs M3 x20mm,15pcs M3 x25mm,15pcs M3 x30mm,total 150 pcs hex socket head cap screws with matching hex nuts, lock washers and flat washers, it has enough variety to cover all your needs.
  • High Quality Materials: VGBUY m3 screws are made of high-quality 304 stainless steel 18-8,which features is corrosion, rust resistance,and high hardness,they can with stand heavy loads and offer a long service life.
  • Widely Used: This m3 screw set can be used for various builds and fix it projects,including 3D printing and RC car hobbyists,small electronics projects, machinery repair, DIY projects, etc.
  • Organized Storage Box: All m3 nuts and bolts washers kit are packed in a reinforced labeled box with separate compartments and sturdy latches, not scattered or lost, the organized storage case makes it easy to keep everything tidy and accessible.
  • Easy to Use: M3 socket head screws are feature a design with socket head that provides better torque transmission and more stable performance.And will not easily deform and slip during use.
Rank No. #4
Sutemribor 2180 Pieces Black M2 M3 M4 M5 Hex Socket Head Cap Screws Nuts Washers Assortment Kit, Metric Screw Assortment with Hex Wrenches, 12.9 Grade Alloy Steel, Fully Threaded
  • √ Dimension: Total 2180 pieces M2 x 4/6/10/12 mm, M3 x 6/8/12/16 mm, M4 x 8/12/16/20 mm, M5 x 12/16/20/25 mm black hex socket head cap screws with matching nuts, lock washers and flat washers, different sizes and enough quantities can meet your different daily needs.
  • √ Material: Sutemribor M2 M3 M4 M5 black hex socket head screws nuts washers kit are made of high quality 12.9 grade alloy steel, which have high strength, not easy to deform, corrosion resistance and wear resistance in bad environments, which can ensure a long time using.
  • √ Functions: Sutemribor M2 M3 M4 M5 black hex socket head cap screws are commonly used in machinery, it mainly has the advantages of easy fastening, disassembly, and not easy to slip corners. The head of hex socket cap screw is round, and the middle is a recessed hexagon. It is usually used with hex wrench (hex wrench is included).
  • √ Widely Applications: Commonly used in machine assembly, especially for removable panels and parts, suitable for all kinds of precision machinery industry, classified instruments, instruments, electronic products, printed projects, household appliances, communication products, locks, lamps, lights, toys, etc.
  • √ Package Included: 2180 pieces Sutemribor M2 M3 M4 M5 black hex socket head cap screws nuts washers are packaged in a clear plastic box, we put screws nuts washers in 24 grids, each size is marked with a clear label, which is very convenient for you to carry and use. If you have any questions, please free to contact with us and we will reply to you as soon as possible.
Rank No. #5
Socket Head Cap Screw, 1/4-20 x 1, Alloy Steel, Black Oxide, Hex Socket Coarse Thread, 1/4 inch Hexagonal Allen Bolt, Length: 1 inch, Full Thread (Quantity: 20)
  • Thread: Coarse / Full Thread / Alloy Steel / Black Oxide
  • Recommended Hex Socket Allen Key Wrench: 3/16
  • Black Oxide is not a protective finish and will rust if exposed to moisture.
  • Fits all common climbing holds: Our climbing bolts will fit in all standard climbing holds on the market today. We offer different length packs to have you covered in all aspects
  • Stainless Steel material is recommended for environments with moisture
Rank No. #6
1/4-20 x 1/2" (50 Pack) Flat Head Hex Socket Cap Screws Bolts, Black Oxide 304 Stainless Steel 18-8, Hex Drive, Bright Finish, Fully Machine Thread
  • Flat Head Hex Socket Cap Screws Bolts, Hex Drive, Bright Finish, Fully Machine Thread, Made of 304 stainless steel (Black Oxide) 18-8 which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments
  • VALUE PACKAGING AND EASY TO USE - This Flat Head Hex Socket Cap Screws Bolts package contains 50 Pcs screws, 1 Pcs hex key. You can get your work done easily and qucikly. They are ideal for use at home, in the office or at work.
  • Product Size - Thread Diameter: 1/4inch; Thread Pitch: 1/2inch.
  • RUGGED AND DURABLE - Our Flat Head Hex Socket Cap Screws Bolts made of high-quality 18-8(304)Stainless Steel,which has higher corrosion resistance and anti-rust effect than ordinary bolt, longer service life, not easy to damage, more solid.
  • WIDE RANGE OF APPLICATIONS - Flat Head Hex Socket Cap Screws Bolts can be widely used in the home and office appliance, communication equipments, ship assembly , the mechanical industry and small repairs around shops, garages or home furniture fasteners.
Rank No. #7
iexcell 50 Pcs 1/4-20 x 1/2" Stainless Steel 304 Hex Socket Head Cap Screws Bolts Kit
  • ✔ Includes 50 Pcs 1/4-20 x 1/2" Hex Socket Head Cap Screws , Thread Size ( Diameter ): 0.250"/6.36mm, TPI: 20 Teeth Per Inch, Thread Length: 1/2" ( 0.500"/12.70mm ), Total Length ( Including Head ): 0.747"/18.97mm, Screw Head Style: Socket Cap Head, Head Diameter: 0.365"/9.27mm, Head Height: 0.247"/6.27mm; Screw Drive Style: Hex Socket Drive, Known as Internal Hex Drive, Hex Size: 3/16"
  • ✔ Material of Screws: Stainless steel 304, High Strength and Anti-corrosion in Various Conditions
  • ✔ 1 Pcs Hex Key, Hex Size: 3/16, to Drive These Screws Conveniently and Easily
  • ✔ Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated, Higher Strength, Anti-rust
  • ✔ Package: 50 Pcs 1/4-20 x 1/2" Hex Socket Head Cap Screws and 1 Pcs Hex Key Come In Plastic Storage Case, Organized Conveniently and Easily
Rank No. #8
mxuteuk Metric Screw Assortment Kit,M3 M4 M5 M6 Machine Screws with Lock & Flat Washers,12.9 Carbon Steel Hex Socket Head Cap Screws Bolts Nuts Kit with 4 Hex Wrench(1108PCS)
  • 【Product name】Black metric machine screw assortment (with Nuts/Washer/Wrenches);Screws Type: Hex Socket Head Screws;
  • 【Good- quality material】Made of high quality 12.9 Carbon Steel, it has good corrosion resistance, heat resistance, low temperature strength and mechanical properties,Suitable for long-term use;
  • 【Specifications and models】1108Pcs M3 M4 M5 M6(8mm/12mm/16mm/20mm) Hex Socket Head Cap Bolts Nuts Screws;Accord with standardized metric system and the average error is less than 0.01mm;
  • 【Wide Application】This screw is widely used and suitable for home, automotive, precision machinery,toys and electronic products,3D printers,electronic products and shop use,This kit has many sizes to meet all kinds of needs;
  • 【Product packaging】Storage box packaging. Screws are sorted by size and stored in compartments of the box. There are explanatory drawings. Easy to identify and store.
Rank No. #9
MCMASKE #2-56#4-40#6-32#8-32#10-24 1/4"-20 5/16"-18 UNC 304 Stainless Steel Socket Head Cap Screws Assortment Kit
  • They are coarse thread.Screws Thread Diameter: #2,Thread Pitch: 56 Per Inch;#4,Thread Pitch: 40 Per Inch; #6,Thread Pitch: 32 Per Inch.#8,Thread Pitch: 32 Per InchThread ;#10,Thread Pitch: 24 Per Inch; 1/4",Thread Pitch: 20 Per Inch;5/16",Thread Pitch: 18 Per Inch
  • They are Made of 304 stainless steel;304 stainless steel have good chemical resistance and may be mildly magnetic
  • The assortments contain the following sizes:#2-56x3/16"(20PCS);#2-56x5/16"(20PCS);#2-56x1/2"(20PCS);#4-40x5/16"(20PCS);#4-40x1/2"(20PCS);#6-32x3/8"(15PCS);#6-32x5/8"(15PCS); #8-32x3/8"(15PCS);#8-32x3/4"(15PCS);#10-24x1/2"(10PCS);#10-24x3/4"(10PCS);1/4"-20x5/8"(10PCS);1/4"-20x7/8"(8PCS);5/16"-18x1"(6PCS),Total 204PCS
  • Full thread;Length is measured from under the head;Thread Direction: Right Hand
  • The #2-56 to 5/16"-18 UNC 304 Stainless Steel Socket Head Cap Screws Kit are includes most common SAE standard sizes so you can easily replace a lost screw;Packed in a plastic box,Easy to install and use
Rank No. #10
1110 Pcs M3 Small Metric Screws with Nuts, Hex Socket Head Cap and Nut Assortment Kits, Stainless Steel Replacement Machine Fastener Screws and Bolts Nuts (Silver 1110)
  • Premium Material: The hex head screws and nuts and bolts are made of excellent stainless steel material, which has good resistance to corrosion, rust and oxidation, sturdy and can ensure long-term use.
  • Easy to Use: Our m3 hex screws and bolts are sharp, clean and precise. And will not easily deform and slip during use. Deep and clear hexagon socket and head can make your work easier.
  • Easy Storage: All hex socket head screws bolts nuts assortment kits are stored in a sturdy plastic storage box. This hex bolt set is housed in a clear storage case for quick access and protection.
  • Wide Applications: Widely used to fasten sheet metal to wood, fiberglass or metal. Suitable for home and office appliances, communication equipment, ship assembly and others.
  • Package Contents: You will get 300 pcs m3 x nuts,300 pcs m3 x washers, 2 x wrench, 55 pcs m3 x 4mm screws, 55 pcs m3 x 5mm screws, 55 pcs m3 x 6mm screws, 55 pcs m3 x 8mm screws, 55 pcs m3 x 10mm screws, 55 pcs m3 x 12mm bolts, 30 pcs m3 x 14mm bolts, 30 pcs m3 x 16mm bolts, 30 pcs m3 x 18mm bolts, 30 pcs m3 x 20mm bolts, 30 pcs m3 x 25mm bolts,30 pcs m3 x 30mm bolts, a total of 1110 pcs.

Last update on 2025-07-07 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Socket Head Cap Screw?

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  • Which Socket Head Cap Screw are good in the current market?
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We provide an Socket Head Cap Screw 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 Socket Head Cap Screw 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:

  1. Brand Value: Every brand of Socket Head Cap Screw 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.
  2. Features: What bells and whistles matter for an Socket Head Cap Screw?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Socket Head Cap Screw.
  5. Customer Ratings: Number ratings grade Socket Head Cap Screw objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Socket Head Cap Screw.
  7. Product Quality: You don’t always get what you pay for with an Socket Head Cap Screw, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Socket Head Cap Screw is should be an indication of how long it will work out for you.

We always remember that maintaining Socket Head Cap Screw information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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