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Best HSS Extra Long Drill Bits of 2026

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Jennifer Fraser

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If you're looking for high-quality drill bits that can handle even the toughest materials, then HSS Extra Long Drill Bits are worth considering. These drill bits are designed to be longer than standard bits, allowing you to drill deeper holes without having to constantly reposition the bit. Made from high-speed steel, these drill bits are durable and can handle a range of materials including wood, metal and plastic. With a range of sizes available, you can find the perfect bit for your needs. These drill bits are a great investment for anyone who needs to drill deep holes with precision and ease.

At a Glance: Our Top Picks

Top 10 HSS Extra Long Drill Bits

sourcing map HSS Extra Long Drill Bits

sourcing map HSS Extra Long Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 6mm Drill Diameter 300mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

The sourcing map Extra Long Bits are designed for precision and durability. With a 6mm diameter and a length of 300mm, these high-speed steel drill bits are perfect for various materials including non-ferrous metals and hard plastics. Their twisted design enhances cutting accuracy and helps prevent displacement during use, making drilling easier and faster. Additionally, the robust HSS construction ensures a longer drilling life, giving you reliable performance for both professional and DIY projects.

9.8
FTB Score

What We Like

  • Long-lasting high-speed steel
  • Improved cutting accuracy
  • Suitable for various materials
  • Avoids drill bit displacement
  • Convenient for DIY and professionals

Yosoo 4mm Extra Long Drill Bit for Wood and Metal

Yosoo 4mm Extra Long Drill Bit for Wood and Metal Cover

4mm Extra Long Drill Bit, HSS Extra Long 200mm Twist Drill Bit Straight Shank Auger Drill for Wood, Aluminum, Plastic, etc

The Yosoo Extra Long Drill Bit is designed for a wide range of materials, including wood, aluminium, and plastic. Its high-speed steel construction ensures durability, making your drilling tasks easier and quicker. The straight shank also enhances compatibility with various electric drills and machines. Additionally, the deep spiral groove efficiently removes chips and coolant, keeping your workspace clean and improving performance. This drill bit is a practical choice for anyone needing to make precise holes with ease.

9.7
FTB Score

What We Like

  • Wide application for various materials
  • Durable high-speed steel construction
  • Compatible with many drills
  • Efficient chip removal design
  • Easy to operate

sourcing map HSS Extra Long Twist Drill Bits

sourcing map HSS Extra Long Twist Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 4mm Drill Diameter 160mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

The sourcing map Twist Drill Bits are designed for precision and durability. With a diameter of 4mm and a length of 160mm, these high-speed steel bits are ideal for drilling through non-ferrous metals, hard plastics, and more. Their twisted design enhances cutting accuracy, ensuring the drill bit stays centred and reduces displacement during use. Additionally, the high strength and hardness of the material contribute to a longer drilling life, making these bits a reliable choice for both professional and DIY projects.

9.5
FTB Score

What We Like

  • High-speed steel construction
  • Improved cutting accuracy
  • Suitable for various materials
  • Longer drilling life
  • Works with multiple drill types
#TOP 4

sourcing map HSS Extra Long Twist Drill Bits

sourcing map HSS Extra Long Twist Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 6mm Drill Diameter 200mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

The sourcing map Twist Drill Bits are designed for precision and durability. Their high-speed steel construction ensures a longer drilling life, making them reliable for heavy use. With a twisted design, the drill bits improve cutting accuracy by centring the tip, reducing the risk of displacement during work. This feature also aids in faster removal of debris, enhancing your efficiency. Suitable for various materials, including non-ferrous metals and hard plastics, these bits are ideal for both professional and DIY projects.

9.3
FTB Score

What We Like

  • Durable high-speed steel material
  • Improved cutting accuracy
  • Efficient debris removal
  • Versatile for multiple materials
  • Suitable for various drilling equipment
#TOP 5

sourcing map HSS Extra Long Twist Drill Bits

sourcing map HSS Extra Long Twist Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 5mm Drill Diameter 300mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

Features

  • [Strength And Hardness]- Made Of High-Speed Steel. HSS(High Speed Steel) Enables The Drill Body Harder And Can Keep A Longer Drilling Life.
  • [Specifications]- Twist Drill Bits Diameter: 5mm / 0.2-Inch; Drill Bit Length:200mm / 7.87-Inch; Shank Diameter: 5mm / 0.2-Inch; Total Length: 300mm / 11.81-Inch; 2 X Straight Shank Twist Drill Bit
  • [Twisted Design]- With The Twisted Design, It Can Improve Cutting Accuracy By Centering The Tip. It Can Avoid Displacement Of The Drill Bit During Work, And At The Same Time Remove Debris And Particles Faster And Easier.
9.1
FTB Score
#TOP 6

sourcing map Extra Long Twist Drill Bits

sourcing map Extra Long Twist Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 3mm Drill Diameter 160mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

The sourcing map Twist Drill Bits are crafted from high-speed steel, ensuring a longer lifespan and greater durability. Their twisted design enhances cutting accuracy, allowing you to centre the tip for precise drilling. This feature also helps in removing debris more effectively, making your drilling process smoother. With a diameter of 3mm and a length of 160mm, these bits are perfect for working with non-ferrous metals and hard plastics, providing versatility for both professional and DIY applications.

9.1
FTB Score

What We Like

  • Durable high-speed steel construction
  • Improved cutting accuracy
  • Effective debris removal
  • Versatile for various materials
#TOP 7

sourcing map HSS Extra Long 8mm Twist Drill Bits

sourcing map HSS Extra Long 8mm Twist Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 8mm Drill Diameter 200mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

The sourcing map HSS Drill Bits are made from high-speed steel, which makes them harder and extends their drilling life, so you get reliable performance over time. Their 8mm diameter and 200mm length make them perfect for working on materials like hardened metal, wood, plastic, and aluminium alloys. The twisted design centres the tip for better cutting accuracy and helps you avoid drill displacement. Plus, it quickly clears debris, making your work smoother and more efficient. These bits are suitable for both professional and DIY projects, especially with non-ferrous metals and hard plastics.

8.9
FTB Score

What We Like

  • Durable high-speed steel
  • Accurate twisted tip design
  • Suitable for various materials
  • Extra-long 200mm length
#TOP 8

sourcing map HSS Extra Long Drill Bits

sourcing map HSS Extra Long Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 4mm Drill Diameter 160mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 6 Pcs

The sourcing map Extra Long Bits are designed for precision drilling in various materials, including non-ferrous metals and hard plastics. With a diameter of 4mm and a length of 160mm, these high-speed steel drill bits ensure durability and longer drilling life. Their twisted design enhances cutting accuracy, allowing you to centre the tip effectively while reducing debris build-up. Ideal for both professional and DIY projects, these bits are compatible with a range of drilling equipment, ensuring versatility in your tasks.

8.9
FTB Score

What We Like

  • Durable high-speed steel construction
  • Improved cutting accuracy
  • Versatile for various materials
  • Compatible with multiple drill types
  • Longer drilling life

sourcing map Extra Long Twist Drill Bits

sourcing map Extra Long Twist Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 5mm Drill Diameter 200mm Length for Hardened Metal Woodwork Plastic aluminum alloy 2 Pcs

The sourcing map Twist Drill Bits feature a 5mm diameter and an impressive 200mm length, making them ideal for drilling through hardened metals, hard plastics, and aluminium alloys. Made from high-speed steel, these bits provide exceptional strength and longevity, ensuring they withstand rigorous use. The twisted design enhances cutting accuracy, reducing the risk of displacement while efficiently removing debris. Suitable for both professional and DIY applications, you can use them with various drilling equipment, such as electric hand drills and bench drills.

8.9
FTB Score

What We Like

  • High-speed steel construction
  • Twisted design for accuracy
  • Versatile for different materials
  • Long length for deep drilling
  • Suitable for various drill types
#TOP 10

sourcing map 3mm Extra Long Drill Bits

sourcing map 3mm Extra Long Drill Bits Cover

sourcing map HSS(High Speed Steel) Extra Long Twist Drill Bits, 3mm Drill Diameter 200mm Length for Hardened Metal Woodwork Plastic Aluminum Alloy 2 Pcs

The sourcing map Drill Bits are designed for precision and durability. With a diameter of 3mm and a length of 200mm, these high-speed steel bits are perfect for drilling into hardened metals and plastics. Their twisted design enhances cutting accuracy and reduces the risk of bit displacement, allowing you to work more efficiently. Moreover, they can easily remove debris, making your drilling tasks smoother and quicker. Whether you're a professional or a DIY enthusiast, these drill bits are a reliable choice for various applications.

8.8
FTB Score

What We Like

  • High-speed steel construction
  • Enhanced cutting accuracy
  • Suitable for various materials
  • Efficient debris removal

Frequently Asked Questions (FAQs)

1. What are long drill bits called?

A unibit (often called a step drill bit) is a roughly conical bit with a stairstep profile. Due to its design, a single bit can be used for drilling a wide range of hole sizes. Some bits come to a point and are thus self-starting. The larger-size bits have blunt tips and are used for hole enlarging.

2. What is a long series drill bit used for?

Long drill bits are longer in overall length than ordinary drill bit of the same size. They are specially used to create deep holes or drill in hard to reach places. Long drill bits are also available in both imperial and metric types and are usually made from HSS or cobalt steel.

3. What is the longest SDS drill bit?

This is the longest SDS plus bit available! Quality long length SDS Plus rotary hammer bit 1/2" diameter by 38" overall, 36" usable. Works in any SDS hammer including Bosch, DeWalt, Milwaukee. Makita, Panasonic, Hilti, Hitachi and others.

4. Are titanium drill bits better than HSS?

Titanium-coated HSS drill bits produce less friction. They're tougher than basic HSS bits and stay sharp longer. They work for drilling wood, metal, fiberglass and PVC. Carbide-tipped drill bits stay sharp much longer than steel, HSS or titanium bits.

Editor's Notes

During our hss extra long drill bit research, we found 306 hss extra long drill bit products and shortlisted 10 quality products. We collected and analyzed 5,949 customer reviews through our big data system to write the hss extra long drill bits list. We found that most customers choose hss extra long drill bits with an average price of £7.70.

The hss extra long drill bits are available for purchase. We have researched hundreds of brands and picked the top brands of hss extra long drill bits, including sourcing map, Yosoo Health Gear.

Written by

Jennifer Fraser Avatar

Jennifer Fraser

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.