Impact Drill Bits | McMaster-Carr

	Drill Bit Size Drill Bit Size

	Shank Type Shank Type

	SDS Plus
	Hex
	Round
	Spline
	SDS Max
	Tapered Round

	Maximum Drilling Depth Maximum Drilling Depth

	Overall Length Overall Length

	For Use On For Use On

Concrete

Masonry

	Point Style Point Style

Standard

Serrated

Multi-Point

	Bit Style Bit Style

	Spiral Flute
	Open Spiral Flute
	Straight Flute
	Hollow

	Material Material

Carbide

High-Speed Steel

Steel

	Finish Finish

Uncoated

Black Oxide

Titanium Nitride (TiN) Coated

	Individual/Set Individual/Set

Individual

Set

	Decimal Size Equivalent Decimal Size Equivalent

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Point Angle Point Angle

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Shank Size Shank Size

	For Screw Size For Screw Size

	Number of Pieces Number of Pieces

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Container Type Container Type

Plastic Pouch

Plastic Case

	Component Component

Replacement SDS-Max
Shank

Replacement Spline Shank

	For Drill Bit Size For Drill Bit Size

383 Products

About Masonry Drill Bits

Drill Bit Decimal Size Equivalents

About Drill Bits

SDS-Plus-Shank Masonry Drill Bits for Rotary Hammers

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

Round- and Hex-Shank Masonry
Drill Bits for Hammer Drills

These bits have a round or hex shank that fits into the three-jaw chuck on a hammer drill.

Spline-Shank Masonry Drill Bits for Rotary Hammers

Drill holes up to 1 1/2" in diameter.

Changeable-Size Spline-Shank Masonry
Core Drill Bits for Rotary Hammers

These bits allow you to easily switch to another size by changing only the bit body. They are hollow and cut with their outside edge for drilling holes larger than 1 1/2" in diameter.

SDS-Max-Shank Masonry Core
Drill Bits for Rotary Hammers

These hollow bits cut with their outside edge for drilling holes larger than 1 1/2" in diameter.

Changeable-Size SDS-Max-Shank Masonry
Core Drill Bits for Rotary Hammers

These bits allow you to easily switch to another size by changing only the bit body. They are hollow and cut with their outside edge for drilling holes larger than 1 1/2" in diameter.

SDS-Max-Shank Masonry Drill Bits for Rotary Hammers

Drill holes up to 1 1/2" in diameter.

Tapered-Round-Shank Masonry
Drill Bits for Rotary Hammers

Also known as A-taper bits, these fit rotary hammers with a taper-shank chuck.

SDS-Plus-Shank Masonry Drill
Bits for Tapping Screw Installation

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

Drive Sleeves for Hex-Shank Masonry
Drill Bits for Tapping Screw Installation

Drive a tapping screw without removing the drill bit from your impact driver. One end holds an insert or nutdriver bit, while the other end engages with the hex-collar on the drill bit.

Round-Shank Masonry Drill Bits
for Tapping Screw Installation

Use these bits with handheld power drills, drill presses, and hammer drills.

Masonry Drill Bits for Anchor Installation

A built-in stop ensures repeatable drilling depths for installing drop-in anchors.

SDS-Plus-Shank Hollow Masonry
Drill Bits for Dust Containment

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

SDS-Max-Shank Hollow Masonry
Drill Bits for Dust Containment

The SDS-Max shank has three deep slots and two shallow slots for use with SDS-Max-drive rotary hammers.

Masonry Drill Bit Sets for Hammer Drilling

Round- and Hex-Shank Masonry
Drill Bit Sets for Hammer Drills

These bits have a round or hex shank that fits into the three-jaw chuck on a hammer drill.

SDS-Plus-Shank Masonry Drill
Bit Sets for Rotary Hammers

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

Round-Shank Masonry Drill
Bit Sets for Rotary Hammers

Chip-Clearing Round-Shank Masonry
Drill Bit Sets for Rotary Hammers

A more controlled chip removal reduces heat buildup. Use these bits on brittle materials such as block and brick.

Extensions for Round-Shank Drill Bits

Attach to the shank of a drill bit to extend its reach.