Best Cmt Long Length Drill Bits in 2026

Daisy
Last Updated: Jul 17, 2026

At a Glance: Our Top Picks for Cmt Long Length Drill Bits

BOSCH BL2747 5/16 In. x 12 In. Extra Length Aircraft Black Oxide Drill Bit
#TOP1
Bosch Bl2747 5/16 In. X 12 In. Extra
9.8
PM SCORE
BOSCH BL2634 7/64 In. x 6 In. Aircraft Fractional Black Oxide Drill Bit
#TOP2
Bosch Bl2634 7/64 In. X 6 In. Aircraft
9.8
PM SCORE
BOSCH TI9IM 9-Piece Impact Tough Titanium Drill Bit Set
#TOP3
Bosch Ti9Im 9-Piece Impact Tough Titanium Drill Bit
9.8
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 Cmt Long Length Drill Bits of 2026

Market Overview
Cmt Long Length Drill Bits Reviewed
  • Reviews Analyzed: 11636 Items
  • PM Avg. Rating: 8.4 / 10
17 Products Evaluated
  • Highest Price: $22.99
  • Lowest Price: $2.19
  • Avg. Price: $9.28

Bosch Bl2747 5/16 In. X 12 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2747
0.00 X 0.00 X 0.00 inches
0.25 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2634 7/64 In. X 6 In. Aircraft Fractional Black Oxide Drill Bit

BOSCH
BL2634
3.50 X 0.71 X 0.06 Inches
0.07 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Ti9Im 9-Piece Impact Tough Titanium Drill Bit Set

BOSCH
TI9IM
4.84 X 0.64 X 7.80 Inches
0.33 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

VERSATILE: For carbon steel, light gauge metal and hardwood applications

PREMIUM: Provides 2X life over standard impact drill bits

UNIVERSAL FIT: The TI9IM titanium drill bit set universally fits 90% of current drill/drivers including Bosch, Dewalt, Hitachi, Makita, Milwaukee, Metabo, Skil, Porter-Cable, and Craftsman

PRECISE: Long flutes for effective material removal

USE WITH: Designed for use in the higher torque impact drill/drivers

Bosch Daredevil Dsbe1012 12 In. Drill Bit Extension

BOSCH
DSBE1012
0.00 X 0.00 X 0.00 Inches
0.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

The item is Bosch Daredevil DSBE1012 12-inch drill bit extension

Used for power tool accessories, drill bits & accessories

The product is manufactured in China

Features a full cone threaded tip for fast and effortless drilling

1 4-inch hex drive extension for Bosch spade bits

Hex shank power Groove to reduce slippage

Spur and reamer tips for cleaner holes

Provides a cleaner hole quality with reduced breakout

Features a full cone threaded tip for fast and effortless drilling

1/4-inch hex drive extension for Bosch Spade Bits

Hex Shank Power Groove to Reduce Slippage

Spur and Reamer Tips for cleaner holes

Provides a Cleaner Hole Quality with Reduced Breakout

Bosch Bl2635 1/8 In. X 6 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2635
3.54 X 0.75 X 0.05 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2735 1/8 In. X 12 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2735
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2639 3/16 In. X 6 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2639
3.54 X 0.75 X 0.07 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2759 1/2 In. X 12 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2759
0.00 X 0.00 X 0.00 Inches
0.57 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2751 3/8 In. X 12 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2751
0.00 X 0.00 X 0.00 Inches
0.35 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2643 1/4 In. X 6 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2643
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2633 3/32 In. X 6 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2633
3.50 X 0.71 X 0.04 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Ex1006 7/16 In. X 6 In. Straight Shank Extension

BOSCH
EX1006
0.00 X 0.00 X 0.00 Inches
0.55 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

6 In. straight extension shank

Dimensions 7/16 In. x 6 In.

Rugged, high-quality materials to withstand tough concrete applications

Maintains bit integrity at impact point

Bosch Bl2731 1/16 In. X 12 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2731
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2755 7/16 In. X 12 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2755
0.00 X 0.00 X 0.00 Inches
0.45 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Bosch Bl2636 9/64 In. X 6 In. Extra Length Aircraft Black Oxide Drill Bit

DREMEL
BL2636
3.50 X 0.75 X 0.06 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

10Pc 5/16" X4" Drill Bit Set Sds Plus Rotary Hammer Concrete Masonry Carbide Tip

OXTUL
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
YOUR TOOLS 7.32

Features

Package and Size: 10 piece. Diameter Size 5/16 inch, Total Length 6 inch.

Heavy Duty: SDS Plus Drill Bit for Rotary Hammers has Long-Lasting, Heavy-Duty, Tungsten Carbide Bits for EASY & Reliable drilling, screwing and fastening into Masonry, Concrete, Brick & Cinder Block.

Easily & Smoothly Drill:3-4X More into Reinforced Concrete, Brick and Masonry by relying on Reinforced, Premium Tungsten Carbide & Steel Bit Integrity for Unmatched Ease, Long Life & Safe Drilling.

Carbide Tipped: Bits are carbide tipped for long life in tough applications. Centric conical tip guides bit through concrete and provides optimal hole geometry. Wear mark alerts user when bit is no longer precise. Longer life in rebar vs. standard bits.

IDEAL for General Contractors and Construction Industry that require HEAVY DUTY SDS-Plus bits for reliable anchoring and sturdy holes. Fit certain Bosch, Hilti, Milwaukee, Makita, Dewalt, and Porter Cable drills and other SDS-Plus Rotary Hammers.

Bosch Bl2631 1/16 In. X 6 In. Extra Length Aircraft Black Oxide Drill Bit

BOSCH
BL2631
3.54 X 1.06 X 0.35 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials

Top 10 long length drill bits Brands on Amazon

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

Brand Count
Bosch 15
Dremel 1
Oxtul 1

Top 10 long length drill bits Brands Pie Chart


We've carried out a comprehensive analysis of 11,636 reviews on long length drill bits, using our selection criteria to identify the best options in the home improvement. Our findings reveal that most customers typically select long length drill bits priced around $9.28, with top brands including somada, neiko, bosch, drill america, fulton, dewalt, baker and bolt, dudua and comoware and drill hulk

Our team of expert editors reviewed these high-quality items and handpicked the top 17 long length drill bits for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the home improvement category. These include carolina tools, amazon.com, peachtree woodworking supply inc, awadeals, xintang shengrui trading company, tianhe district, tg tools, drillhulk, muxizac-us and lldsimex and chiciris .

We are dedicated to assisting our users in finding the right bits Products based on their needs, saving them considerable time when choosing which long length drill bits to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.