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20 Best Extra Long Wood Drill Bits 4Mm of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Extra Long Wood Drill Bits 4Mm of 2023. Check our ranking below.

2,258 Reviews Scanned

Rank No. #1
8 Pcs 200mm Extra Long Twist Drill Bits for Steel Straight Shank Tool Sets Wood Plastic and Aluminum, Plastic, Jewelry 2mm - 7mm
  • Diameter: 2mm(0.08in) 2.5mm(0.09in) 3mm(0.12in) 4mm(0.16in) 4.5mm(0.18in) 5mm(0.2in) 6mm(0.24in) 7mm(0.28in).Length:about 200mm(about 7.8 inch)
  • Application:drill bits kit are great for most drilling jobs and materials such as aluminum, wood, plastics PVC and other different materials or your daily drill use.
  • Quantity:This set includes 8 pieces drill bit in different sizes of the most popular drill bits.1 pc/per size.
  • provides better stability and balance during quick operation to ensure position is intact
  • Suitable for many electric drills and drills
SaleRank No. #3
5PCS Extra Long High Speed Steel Drill Bit Sets Straight Shank Twist Drill Bit Tool Wood Drill Bit Set Diameter 2-5mm Length 150mm~160mm/5.91~6.3in
  • High speed steel have a high hardness for fast, smooth cutting of plywood, hard wood and soft wood, swift bore
  • Precision ground for clean cuts and easier fastening
  • Comes in a sturdy case with a comfortable grip handle
  • It includes 5 sizes in one drill bit set(2mm,3mm,3.5mm,4mm,5mm), which meet your different needs perfectly
  • Ideal for most drilling jobs and materials such as aluminum, iron, wood, plastics
Rank No. #4
Jersvimc 7Pcs 300mm 12 Extra Long Drill Bit Set, Long Wood Drill Bits Long Shank Drill Bits Brad-Point Drill Bit Set Include (4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm)
  • 1️⃣[ What You Get ]: 7 x 300mm long drill bit. Including 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm these sizes. The design of the extended version is more It is convenient for your work and can easily drill holes in narrow places.
  • 2️⃣[ High-quality Material ]: The wood drill bit is forged from high-standard carbon steel and exquisite craftsmanship, so it is stronger and more durable than ordinary drills. A hard drill bit can easily drill holes one by one.
  • 3️⃣[ Advance Design ]: The brad point bit adopts the brad point tip design, so it can help you accurately fix it when drilling the hole, and there will be no random slippage of the drill bit. Can easily penetrate the surface, making the drilled hole smooth and clean.
  • 4️⃣[ Multi-purpose ]: The woodworking drill bits are easy to install and very practical. It is suitable for a variety of types of drill bits, and is widely used in a variety of scenarios, such as woodworking, wood, plastic, fiberboard, hardwood, plywood, furniture manufacturing, and so on.
  • 5️⃣[100% Satisfaction Guarantee]: Jersvimc is committed to bringing a pleasant shopping experience to all customers. If anything happens to the product, please feel free to contact us. We solve the problem for you 24 hours a day, you can replace the defective product or return it for a refund within 30 days.
Rank No. #5
Saipe 8pcs 200mm Twist Drill Bit Set Extra Long HSS Twist Bits Round Straight Shank Tool Sets Wood Working Tool for Wood Plastic and Aluminum (4-10mm)
  • 【Twist Drill Bit Set】Come with 8 pieces drill bit in different sizes of the most popular drill bits, can meet your varied requirements! 8 sizes: 4, 4.2, 4.5, 5, 5.2, 6, 8, 10mm OD.
  • 【HSS Twist Bits】Twist drill bits are made from High-speed Steel for high hardness and durability, not easy to bend. Sturdy and longer life!
  • 【Extra Long Bit】Extra long cutting edge great for general purpose use on hand drills and allows you using these bits to drill deep holes. Length: 200mm (about 7.9'')
  • 【Easy Drilling】This sharp point tip and twist design increases cutting speed and helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cleaner drilling process! Improve efficiency and make the drilling easier and more effortless.
  • 【Application】Standard round shank twist bit fits into most power tools, more easily and securely! Suitable for drilling of wood, plastic, aluminum alloy materials, etc. Great for DIY, home and general building / engineering use!
Rank No. #6
OSOF 7Pcs 12" Extra Long Wood Drill Bit 4/5/6/7/8/10/12mm 300mm Brad Point Wood Working Tool + 8Pcs Drill Stop Set for 1/8,3/16,1/4,5/16,3/8,7/16,1/2,5/8inch Diam Drill Depth Stop Collar Ring Bit
  • 【Function】-- 16 in 1 Set,Extra Long Wood Drill Bit and Drill Bit Stop Collar Tools kit; Ideal for drilling precise holes in wood, and great for use in doweling.
  • 【Application】-- Most drilling jobs and materials such as aluminum, wood,plastics PVC and other different materials or your daily drill use
  • 【Size】-- Extra Long Wood Drill Bit: 4mm,5mm,6mm,7mm,8mm,10mm,12mm; Stop Collar:φ3、φ4、φ5、φ6、φ8、φ10、φ12、φ16(mm)
  • 【Material】-- High-speed Steel; High hardness, durability,more abrasion resistant and durable
  • 【Package include】-- 7 x Extra Long Wood Drill Bit (Include: 4mm,5mm,6mm,7mm,8mm,10mm,12mm); + 8Pcs Drill Bit Stop Collar with hex shank -- Total 16Pcs/Pack
Rank No. #7
8PCS 200mm Straight Shank Twist Drill Set Lengthened High Speed Steel Twist Drill Set Tool 4-10mm, Used for Wood Plastic and Aluminum
  • WIDELY USED: The drill bit kit is very suitable for most drilling operations and aluminum, wood, plastic and other materials or your daily use of drill bits.
  • EXTRA-LONG LENGTH: The length of the drill bit is about 200mm (about 7.874 inches), which has better stability and balance during fast operation to ensure a complete position.
  • HIGH SPEED STEEL: These drill bits are made of high speed steel, which has higher hardness and durability, and is more wear-resistant and durable than other metal materials.
  • 8 SPECIFICATIONS: There are 8 sets of extra long twist drill bits, 4mm, 4.2mm, 4.5mm, 5mm, 5.2mm, 6mm, 8mm, 10mm OD.
  • SHARP DRILL BIT: The drill bit is very sharp, which will make drilling easier and easier.
Rank No. #8
2-5mm Drill Bit Set, 5pcs HSS Steel Shank Twist Drill Bit 6 Inch Extra Long High-Speed Steel Drill Bit 2mm 3mm 3.5mm 4mm 5mm Wood Drill Bit Set Drill Bit for Metal Wood Woodworking Tools
  • PREMIUM MATERIAL --- These drill bits are made from heat-treated high speed steel for excellent hardness, wear resistance, and toughness.
  • HIGH PERFORMANCE --- Combining high hardness and sharp pointed tips, these drill bits easily puncture tough materials for a smooth drilling finish, Sharp twisted drill bits will make the drilling easier and more effortless
  • APPLICATION --- HSS Drill Bit sets are great for most drilling jobs and materials such as aluminum, wood, plastics
  • EXTRA LONG DRILL BITS --- High-Speed Steel Drill Bit give you added length to work with and provides more stability during quick operations.
  • PACKAGE --- This set includes 5 pieces woodworking drill bit in different sizes of the most popular drill bits
Rank No. #9
Extra Long High-Speed Steel Drill Bit Sets, Heat Resistant Straight Shank Twist Drill Bit Tool, Long Length Drill Bits Kits, Five Sizes, for Wood Plastic and Aluminum, 5Pcs 2-5mm
  • ❤Premium Material: Twist drill bits are made from high-speed steel. High speed steel have a high hardness for fast, smooth cutting of plywood, hard wood and soft wood, swift bore. Comes in a sturdy case with a comfortable grip handle, precision ground for clean cuts and easier fastening.
  • ❤Package: It includes 5 sizes in one drill bit set (2mm,3mm,3.5mm,4mm,5mm), which meet your different needs perfectly. This set includes 5 pieces drill bit in different sizes of the most popular drill bits.
  • ❤Good Performance: Extra long cutting edge allows you using these bits to drill deep holes. Sharp twisted drill bits will make the drilling easier and more effortless. They are great for most drilling jobs and materials such as aluminum, wood, plastics.
  • ❤Extra long: 160mm body provides better stability and balance during quick operation to ensure position is intact. Great for general purpose use on hand drills and allows you to access hard to reach areas where jobber length drills can not go.
  • ❤After-sales Service: Quality problems occur within one year replacement, lifetime warranty, if you're not completely satisfied, then CONTACT US and we will give you a 100% refund within 30 days of purchase. It is our intention to offer the BEST customer service on Amazon.
Rank No. #10
5Pcs 150mm-160mm Extra Long Twist Drill Bit High Speed Steel Straight Shank Tool Sets 2-5 mm for Wood Plastic and Aluminum
  • 【extral long length】Bits are 150mm~160mm(about 5.9~6.3 inchlong, provides better stability and balance during quick operation to ensure position is intact.
  • 【long cutting edge】The extra long cutting edge(88-100mm) allows you using these bits to drill deep holesshape tips can make the drilling easier and more effortless.
  • 【5 sizes】This extra long twist drill bits set has 5pcs in 2mm, 3mm, 3.5mm, 4mm, 5mmOD.
  • 【high-speed steel】These long drill bits are made of high-speed steel for high hardness and durability,more abrasion resistant and durable than other metal materials.
  • 【application】HSS General Length Twist Drill Bits are widely used for drilling, such as metal, wood, etc.
SaleRank No. #11
8pcs HSS Extra Long Drill Bit Set Round Shank for Wood Aluminum Plastic 4mm/4.2mm/4.5mm/5mm/5.2mm/6mm/8mm/10mm
  • Twist drill bits are made from high-speed steel for high hardness and durability
  • This set includes 8 pieces drill bit in different sizes of the most popular drill bits
  • Extra long cutting edge allows you using these bits to drill deep holes
  • They are great for most drilling jobs and soft materials such as aluminum, wood, plastics
  • Sharp twisted drill bits will make the drilling easier and more effortless.
Rank No. #12
Twist Drill Bit, 2-5mm Extra Long High-Speed Steel Straight Shank Professional Twist Drill Bit Mini Micro Drill Perfect Use Tool for Wood Steel Wood Plastic Aluminum Alloy
  • ★★★ [High-strength material] --- Twist drill bits are made from high-speed steel for high hardness and durability.
  • ★★★ [Various Size] --- This set includes 5 pieces drill bits in different sizes of the most popular drill bits.
  • ★★★ [Extended Drill] --- Extra long cutting edge allows you to use these bits to drill deep holes.
  • ★★★ [Wide Use] --- They are great for most drilling jobs and materials such as aluminum, wood, plastics.
  • ★★★ [Excellent Performance] --- Sharp twisted drill bits will make the drilling easier and more effortless.
Rank No. #13
Cobalt Drill Bit Set, 5pcs HSS Metal Jobber Length Twist Drill Bit Long Drill Bits for Wood, Metal, Steel, Plastic, 2mm, 3mm, 3.5mm, 4mm, 5mm
  • HSS MATERIAL: Long drill bit has high speed steel has high hardness for fast and smooth cutting of plywood, hardwood and softwood, fast hole
  • HIGH PRECISION: Long Twist Drill Bits set for wall,metal,wood has precision grinding for clean cuts and easier hooking
  • EXTRA LONG: The extra long drill bit extra thin 1mm has extra long cutting edge allows you to use these bits to drill deep holes. Twisted drill bits will make the drilling easier and more effortless
  • SUITABLE FOR: extra long drill bits 3mm twist drill is ideal for most drilling work and materials such as aluminum, iron, ect
  • 5 SIZE: Long hss drill bits includes 5 sizes in one bit set (2mm, 3mm, 3.5mm, 4mm, 5mm), which meet your different needs perfectly
Rank No. #14
Long Twist Drill, 5Pcs 2-5mm Straight Shank Twist Drill Bit Tool Extra Long Drill Bits Set High Speed Steel Stainless Steel Straight Shank Tool Installer Drill Bit for Drilling Wood
  • DURABLE QUALITY: Twist drill bits are made from high-speed steel for high hardness and durability
  • PROFESSIONAL DIY USE: Increases cutting speed with self-centering and prevents walking, clears chips and particles faster. They are great for most drilling jobs and materials such as aluminum, wood, plastics
  • DIFFERENT: Extra-long length drill bit reaches farther and drills deeper than a jobber or long length drill bit. Extra long cutting edge allows you using these bits to drill deep holes
  • EASY TO USE: Straight shank twists drill has sharps twisted drill bits which make the drilling easier and more effortless, provides better stability and balance during quick operation to ensure position is intact
  • TWIST DRILL BITS SET: This set includes 5 pieces drill bit in different sizes of the most popular drill bits. Sharp twisted drill bits will make the drilling easier and more effortless
Rank No. #15
Extra Long Brad Point HSS Drill Bit, 2-5mm Diameter x 150mm Length, Straight Shank Twist Drill Bits for Wood Plastic and Aluminum
  • [Metal Drill Bits Set]: The extra long HSS drill bit set comes with the following diameter: 2mm, 3mm, 3.5mm, 4mm, 5mm
  • [Extra Length]: Length (150mm~160mm) is great for general purpose use on hand drills and allows you to access hard to areas where jobber length drills can not go
  • [Material]: Made of High speed steel, the drill bits have a high hardness for fast, smooth cutting of plywood, hard wood and soft wood, swift bore
  • [Wide Applications]: Ideal for most drilling jobs and materials such as aluminum, iron, wood, plastics
  • [100% Satisfaction]: If you have any question about this item, please feel to contact us, we will help you within 24 hours on week days
Rank No. #16
NUZAMAS 300mm Extra Long Twist Drill Bits, Set of 7 Hardened High Carbon Steel Tools 4-10mm for Wood Hole Cutter Drilling
  • Extra-long (300mm long) straight brad point woodworking drill, set of 7 drills.
  • High-carbon steel, hardened by quenching heat, tough and durable
  • Three sharp points on top of the drill bit are designed to fix the drill point, prevent wondering and walking, perfect for drilling the extra thick wood.
  • In high-speed drilling, wood chips are powdered and it is mainly used to process small holes.
  • Size includes 4mm,5mm,6mm,7mm,8mm,10mm,12mm. Ideal For DIY, home and general building/engineering using
Rank No. #17
8 PCS HSS Twist Drill Bit Set,Extra Long High-Speed Steel Straight Shank Twist Drill Bit Tool 4-10mm for Wood
  • Premium Quality Material:Twist drill bits are made from high-speed steel for high hardness and durability.
  • Multiple Specification:This set includes 8 pieces drill bit in different sizes(4mm, 4.2mm, 4.5mm, 5mm, 5.2mm, 6mm, 8mm, 10mm.) so it's fairly complete and convenient to you, can meet your varied requirements.
  • Convenient and Useful:Extra long cutting edge great for general purpose use on hand drills and allows you to access hard to reach areas where jobber length drills can not go;Sharp twisted drill bits will make the drilling easier and more effortless.
  • Good toughness of materials, wear resistance, drilling ability. Apply to: Wood, Plastic and Aluminum Alloy Material;Ideal for DIY, Home And General Building / Engineering Using.
  • Wide Using Application:They are great for most drilling jobs and soft materials such as aluminum, wood, plastics.
Rank No. #18
NEIKO 10047A Extra Long Drill Bit Set | 5-Piece | M2 HSS Steel | 12-Inch Length | 1/8, 3/16, 1/4, 5/16, and 3/8-Inch
  • [LONG REACH]: Extra-long drill bits give you 12 inches of added length to work with and provides more stability during quick operations.
  • [DURABLE]: These drill bits are made from heat-treated M2 high speed steel for excellent hardness, wear resistance, and toughness.
  • [SMOOTH DRILLING]: Combining high hardness and sharp pointed tips, these drill bits easily puncture tough materials for a smooth drilling finish.
  • [VERSATILE]: Long drill bits can be used for drilling into metal, wood, plastic, PVC, and many other materials.
  • [INCLUDES]: This extra-long drill bit set has (5) standard sizes of 12-inch drill bits that includes: 1/8-inch, 3/16-inch, 1/4-inch, 5/16-inch, and 3/8-inch.
Rank No. #19
Drill Bit Set, High-Speed Steel HSS Drill Bit Extra Long Straight Shank Aluminum Wood Twist Drill Tool 2mm 3mm 3.5mm 4mm 5mm
  • 【Extra Long Cutting Edge】Its ultra-long cutting edge allows you to drill deep holes with these drill bits, and sharp twisted drill bits will make drilling easier and easier
  • 【5 Sizes】This set of drills includes 5 most popular drills of different sizes, their diameters are 2mm, 3mm, 3.5mm, 4mm and 5mm
  • 【Premium Quality】Twist drill bits are made from high-speed steel for high hardness and durability
  • 【Wide Use】Our high speed steel drill bits are ideal for most drilling operations and materials such as aluminum, wood, plastic, etc.
  • 【Suitable for Long-Term Use】This kit of drill bits can offer you comfortable using due to its high quality materials, it is the ideal choice for you to use for a long-time
Rank No. #20
5Pcs Extra Long Drill Bit Set, Twist Drill Bit Tool, Auger Drill Bit, High Speed Steel Drill Bit for Steel Straight Shank Tool Sets Wood Plastic and Aluminum, Plastic, 2-5mm
  • 【High Speed Steel】Torque drill bits are made of high speed steel, high hardness and durable, the length of each bit in the set is about 150mm~160mm.This professional drill bit needs you to operate it properly to avoid damaging the bit.
  • 【5 Specifications】This set includes 5 different sizes of commonly used drill bits with diameters of 2mm, 3mm, 3.5mm, 4mm and 5mm for different applications.
  • 【Easy to drill deep】Extra long cutting edge allows you to drill deep holes with these bits, please pay attention to safety as well as proper usage during use. The sharp and twisted bits will let you drill easier and with less effort.
  • 【Wide range of application】They are ideal for most drilling jobs and materials, such as aluminum, wood, and plastic. Please refer to the A+ detail page for specific notes.
  • 【100% SATISFACTION GUARANTEE】This extra long drill bits kit has a complete after-sales service, If you have any questions about the product or you are not satisfied,please contact us at any time, we will provide you with the best solution.Your satisfaction is our main concern

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

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