Best Double-Ended Hex-shank Drill Bits of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 1 Feb 2025

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Double-Ended Hex-shank Drill Bits are versatile and durable tools that can be used for a variety of drilling tasks in both industrial and DIY settings. These drill bits feature a hexagonal shank that provides a secure grip and prevents slipping in the chuck. The double-ended design allows for quick and easy bit changes, while the high-speed steel construction ensures long-lasting performance. With different sizes and shapes available, these drill bits are perfect for drilling through wood, metal, and plastic materials.

At a Glance: Our Top Picks

BOSCH ITDESQ3601 6 in. Impact Screwdriving Bit Cover #TOP 1
BOSCH ITDESQ3601 6 in. Impact Screwdriving Bit
ftb score rating icon 9.8
Bosch ITDESQ325B Double-Ended Screwdriving Bit Cover #TOP 2
Bosch ITDESQ325B Double-Ended Screwdriving Bit
ftb score rating icon 9.7
Bosch Impact Tough Double-Ended Torx Bits Cover #TOP 3
Bosch Impact Tough Double-Ended Torx Bits
ftb score rating icon 9.5

Top 5 Double-Ended Hex-shank Drill Bits

#TOP 1

BOSCH ITDESQ3601 6 in. Impact Screwdriving Bit

ITDESQ3601
6 in.
BOSCH ITDESQ3601 6 in. Impact Screwdriving Bit Cover
BOSCH ITDESQ3601 1-Piece 6 in. Square #3 Impact Tough Double-Ended Screwdriving Bit

The BOSCH Impact Screwdriving Bit offers exceptional durability with a lifespan that is ten times longer than standard impact bits. This is particularly beneficial for users who frequently engage in heavy-duty tasks. Its Xtended torsion zone effectively absorbs the high torque generated by modern impact drivers, allowing for smoother operation. Additionally, precision-engineered tips ensure a snug fit, reducing the chances of cam-out, which can lead to stripped screws. The heat-treated manufacturing further enhances the strength of the bit, making it a reliable choice for your toolbox.

What We Like
Long-lasting durability
Absorbs high torque
Tight fit reduces cam-out
Stronger heat-treated construction
#TOP 2

Bosch ITDESQ325B Double-Ended Screwdriving Bit

ITDESQ325B
2-1/2 In.
Bosch ITDESQ325B Double-Ended Screwdriving Bit Cover
Bosch ITDESQ325B 2.5 in. Square #3 Double-Ended Impact Tough Screwdriving Bit

The Bosch ITDESQ325B Bit offers exceptional durability with a 10x longer life than standard impact bits, making it perfect for frequent users. Its Xtended torsion zone effectively absorbs the high torque from modern impact drivers, enhancing your control during use. With precision-engineered tips, you can expect a tighter fit, which reduces the chances of cam-out and improves overall performance. Additionally, the heat-treated manufacturing ensures that this bit is strong enough to withstand demanding tasks, providing you with reliability and convenience.

What We Like
Longer lifespan than standard bits
Absorbs high torque effectively
Tighter fit reduces cam-out
Stronger heat-treated construction
High-visibility sleeve for convenience
#TOP 3

Bosch Impact Tough Double-Ended Torx Bits

ITDET2035B
3-1/2 In.
Bosch Impact Tough Double-Ended Torx Bits Cover
Bosch ITDET2035B Impact Tough 3.5 in. Torx #20 Double-Ended Bits

The Bosch Torx Double-Ended Bits are designed to last significantly longer than standard impact bits, offering 10 times the lifespan. With an Xtended torsion zone, these bits absorb the high torque generated by modern impact drivers, reducing wear and tear. The precision-engineered tips ensure a tighter fit, minimising the risk of cam-out and providing you with more control. Additionally, the heat-treated manufacturing strengthens the bits, making them durable for tough tasks. These features help enhance your efficiency and overall experience while working on various projects.

What We Like
Long lifespan compared to standard bits
Absorbs high torque effectively
Tighter fit reduces cam-out
Durable heat-treated construction
User-friendly laser-etched markings
#TOP 4

Bosch Impact Tough 6 in. Square Bits

ITDESQ36B
One Size
Bosch Impact Tough 6 in. Square Bits Cover
Bosch ITDESQ36B Impact Tough 6 in. Square #3 Double-Ended Bits

The Bosch Impact Tough Bits are designed to last up to ten times longer than standard impact bits, making them a reliable choice for your projects. The Xtended torsion zone effectively absorbs the high torque from modern impact drivers, which can help prevent bit breakage. You will appreciate the precision-engineered tips, which ensure a tighter fit and reduce the chance of cam-out. Additionally, the heat-treated manufacturing enhances the strength of each bit, allowing for improved durability during heavy use.

What We Like
Long-lasting performance
Absorbs high torque
Tighter fit reduces cam-out
Stronger through heat treatment
High-visibility markings

Makita B-49600 Impact Gold 3 Piece Power Bits

B-49600
2-1/2"
Makita B-49600 Impact Gold 3 Piece Power Bits Cover
Makita B-49600 Impact Gold 3 Pc. Assorted (2-1/2") Square Double-Ended Power Bits

The Makita B-49600 Power Bits are designed for efficiency and durability. With one bit featuring two magnetic tips, you can enjoy quick and hassle-free bit changes. The Xtreme Torsion Technology allows the bit to flex under load, reducing pressure on the tip and enhancing its lifespan, especially in high torque situations. Additionally, the precision-fit tip prevents cam-out and stripping, so you can work with confidence without worrying about damaging your screws. Made from high-quality steel, these bits are perfect for use with impact drivers, ensuring effective performance.

What We Like
Quick bit changes
Durable under high torque
Prevents cam-out and stripping
High-quality steel construction
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are hex bits called?

The hex socket screw drive has a hexagonal recess and may be driven by a hex wrench, also known as an Allen wrench, Allen key, hex key, or inbus as well as by a hex screwdriver (also known as a hex driver) or bit.

2. What size hex are drill bits?

Hex bits use a 1/4" hexagonal fitting. (There are also larger sizes sometimes seen used with impact drivers, but these aren't common.) Most screwdriving bits are 1" long. 2" & 6" are available for more reach or just straighter reach when the screw is close to some obstruction.

3. What is a PH2 bit?

PH2 - (Phillips #2) A large Phillips bit. ... PH000 - (Phillips #000) A small Phillips bit. Choose the bit size that fills the screw head entirely.

Editor's Notes

During our double-ended hex-shank drill bit research, we found 8 double-ended hex-shank drill bit products and shortlisted 5 quality products. We collected and analyzed 11,273 customer reviews through our big data system to write the double-ended hex-shank drill bits list. We found that most customers choose double-ended hex-shank drill bits with an average price of £16.13.

The double-ended hex-shank drill bits are available for purchase. We have researched hundreds of brands and picked the top brands of double-ended hex-shank drill bits, including Bosch, Makita.

Written by
Jennifer Fraser Avatar

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.