Best Inch Hex Shank Drill Bits in 2026

Daisy
Last Updated: Feb 11, 2026

At a Glance: Our Top Picks for Inch Hex Shank Drill Bits

Irwin 88702 6" Extension Bit.
#TOP1
Irwin 88702 6" Extension Bit.
9.8
PM SCORE
IRWIN Unibit Drill Bit, Single Hole Size, 1/2-Inch (10310)
#TOP2
Irwin Unibit Drill Bit, Single Hole Size, 1/2-Inch
9.7
PM SCORE
IRWIN SPEEDBOR Drill Bit Set, Auger, 6-Piece (3041006)
#TOP3
Irwin Speedbor Drill Bit Set, Auger, 6-Piece (3041006)
9.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Inch Hex Shank Drill Bits of 2026

Irwin 88702 6" Extension Bit.

IRWIN TOOLS
024721887023-IRW
8.40 X 9.00 X 0.80 Inches
0.18 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Length: 6"

Shank Size: 1/4

#TOP2

Irwin Unibit Drill Bit, Single Hole Size, 1/2-Inch (10310)

IRWIN TOOLS
10310
3.00 X 0.70 X 6.20 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Single-flute cutting edge for greater control

Hex shank helps prevent slipping in the drill chuck

IRWIN Unibit step drill bits are ideal for drilling holes into thin materials, such as stainless-steel, copper, brass, aluminum, plastic and laminates

Drills 1/2" holes

Single-flute cutting edge for greater control

Hex shank helps prevent slipping in the drill chuck

IRWIN Unibit step drill bits are ideal for drilling holes into thin materials, such as stainless-steel, copper, brass, aluminum, plastic and laminates

Drills 1/2" holes

Irwin Speedbor Drill Bit Set, Auger, 6-Piece (3041006)

IRWIN TOOLS
3041006
11.00 X 11.00 X 2.00 Inches
0.40 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MaxWarehouse 9.82

Features

The Fastest Speebor spade bit ever

Tri-Flute design for faster chip ejection

Cutting spurs have 3 cutting edges for added durability

Full screw tip allows bit to self feed

Grooved hex shank prevents slipping in drill chuck or bit extension

Irwin Step Drill Bit, 1/8-Inch To 1/2-Inch Step, 1/4-Inch Shank (10231) Silver|Silver Metallic

IRWIN TOOLS
10231
3.10 X 0.80 X 6.10 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

STEP DRILL #1 1/8-1/2" 13 SZ

STEP DRILL #1 1/8-1/2" 13 SZ

STEP DRILL #1 1/8-1/2" 13 SZ

STEP DRILL #1 1/8-1/2" 13 SZ

STEP DRILL #1 1/8-1/2" 13 SZ

Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.

Patented single-flute cutting edge gives greater control through steps and a true round hole every time.

Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates.

SpeedPoint tip penetrates faster than previous Unibits and prevents walking. 3-faltted hex shank prevents slipping in drill chuck.

Drill diameters etched in flute for easy identification.

Irwin Tools 1881080 Impact Performance Series Concrete Screw Drill-Drive Installation Set For 3/16-Inch And 1/4-Inch Screws, 7-Piece

IRWIN TOOLS
1881080
0.75 X 4.94 X 10.00 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Built for maximum durability and long life with impact drivers

Innovative pressed carbide tip with aggressive cutting angles for faster drilling and longer bit life

One-piece construction withstands higher torque loads than standard quick-change bits

Black oxide finish resists corrosion and increases life of bit

Manufactured with heavy-duty, cold-forged, high-grade steel to withstand high torque output

Irwin Tools 1882793 Speedbor Countersink Wood Drill Bit, 4-Piece

IRWIN TOOLS
1882793
0.63 X 3.88 X 8.38 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Express Tool Supply 9.88

Features

Tapered drill with widened flutes for drilling fast, clean pilot holes and ensures tight fit for screws

Adjustable four-cutter counter bore cuts and clears chips quicker for fast, smooth countersinking

Counter bore attaches to flats on shank with two hex screws for a secure fit and can be adjusted for controlled pilot hole depth

1/4" quick-change shank reduces slipping in standard chucks and is compatible with all 1/4" quick-change chucks, including impact drills

Adjustable stop collar attaches to counter bore with two hex screws for a secure fit and can be adjusted for desired counter bore depth

Irwin Industrial Tools 87950 Speebor Blue Groove Spade Bit Set, 3-Piece

IRWIN TOOLS
87950
1.20 X 3.75 X 7.25 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speedbor2000

This product is highly durable

This product is manufactured in China.

Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits

Double cutting spurs scribe the outside of the hole reducing breakout

10-Percent larger shank for added durability

Grooved hex shank prevents slipping in drill chuck or bit extension

Fits all standard quick change chucks

Irwin 88874 Speedbor 3 Piece 1/2-Inch, 3/4-Inch, And 1-Inch Bits Spade Drill Bit Assortment With 6-Inch Quick Change Adapter

IRWIN TOOLS
88874
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
STORE 444 5.51

Features

Patented spur bores faster and leaves a smoother hole

Hex shank fits all drills and 1/4" quick change adapters

Full length heat treatment which prevents bending of the bit in heavy duty applications

Also included is a Quick Change Adapter which allows you to change your bits quickly and easily

1/2", 3/4" and 1" bits

Irwin 13/16" X 6" Speedbor Blue Groove Drill Bit 88813

IRWIN TOOLS
IRW88813
9.00 X 2.00 X 1.00 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MaxWarehouse 9.82

Features

Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits

Double cutting spurs scribe the outside of the hole reducing breakout

10% larger shank for added durability

Grooved hex shank prevents slipping in drill chuck or bit extension

Fits all standard quick change chucks

Irwin 1890737 Flexible Extension For Installer Drill Bits, 1/4-Inch Shank And 1/4-Inch Connection, 54-Inch Length

IRWIN TOOLS
1890737
1.10 X 3.07 X 57.87 Inches
0.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MHS Inc 9.82

Features

Chuck is compatible with round, hex and quick-change shank drill bits

High carbon steel construction for durability and life

Bits lock in place when set screw is tightened with hex key

3-flatted shank prevents slipping in drill chuck and includes hole for wire pulling

Irwin 93782 1-5/8" X 3/8" Square Drive Socket Adapter, Ball Lock

IRWIN TOOLS
93782
2.00 X 2.00 X 2.00 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Elite Tool Center 9.21

Features

Quickly converts any power drill or cordless screwdriver (even right-angle drills) to a powerful socket wrench.

Ball retention design for quick change applications. Fits sockets with 3/8-inch adapter.

Fits all power screw guns, cordless screwdrivers, variable speed power drills, and quick change adapters.

Spring-loaded ball bearing locks on to sockets.

Backed by the IRWIN lifetime guarantee. Made in the USA from global components.

Ball retention design for quick change applications

Overall length: 1-5/8"

Straight Shank Hss Drill Bits - Drill 23/64 Jobber Hanso

IRWIN TOOLS
585-60123
7.00 X 0.63 X 0.25 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

UPC: 042526601231

Weight: 0.600 lbs

Top 10 hex shank drill bits Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Irwin Tools 29
Irwin 11

Top 10 hex shank drill bits Brands Pie Chart


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