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AT ROTO-PERCUSSION DRILLS

AT Roto-Percussion Drill Bits provide professional-grade masonry drilling performance for standard hammer drills, featuring durable carbide-tipped construction and optimized flute geometry. With round shanks for universal chuck compatibility, these heavy-duty bits are ideal for drilling into concrete, brick, block, stone, and tile across residential, commercial, and light industrial projects.

Alfa Tools MHD62001 1/8 X 3 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62001 1/8 X 3 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62001
MPN: MHD62001

Save $1.49
Alfa Tools MHD62002 3/16 X 3-1/2 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62002 3/16 X 3-1/2 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62002
MPN: MHD62002

Save $1.49
Alfa Tools MHD62003 3/16 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62003 3/16 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62003
MPN: MHD62003

Save $2.99
Alfa Tools MHD62003A 3/16 X 8 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62003A 3/16 X 8 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62003A
MPN: MHD62003A

Save $3.36
Alfa Tools MHD62004 1/4 X 4 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62004 1/4 X 4 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62004
MPN: MHD62004

Save $1.68
Alfa Tools MHD62004A 7/32 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62004A 7/32 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62004A
MPN: MHD62004A

Save $2.99
Alfa Tools MHD62005 1/4 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62005 1/4 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62005
MPN: MHD62005

Save $3.19
Alfa Tools MHD62006 1/4 X 12 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62006 1/4 X 12 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62006
MPN: MHD62006

Save $5.41
Alfa Tools MHD62007 1/4X20 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62007 1/4X20 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62007
MPN: MHD62007

Save $13.39
Alfa Tools MHD62008 1/4X24 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62008 1/4X24 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62008
MPN: MHD62008

Save $15.42
Alfa Tools MHD62009 5/16X4-3/4 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62009 5/16X4-3/4 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62009
MPN: MHD62009

Save $2.04
Alfa Tools MHD62010 5/16 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62010 5/16 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62010
MPN: MHD62010

Save $3.06
Alfa Tools MHD62011 5/16 X 12 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

Alfa Tools MHD62011 5/16 X 12 HEAVY DUTY HAMMER DRILL - Std Qty Pack 6

SKU: AT-MHD62011
MPN: MHD62011

Save $7.38
Alfa Tools MHD62013 3/8 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62013 3/8 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62013
MPN: MHD62013

Save $3.58
Alfa Tools MHD62014 3/8 X 12 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62014 3/8 X 12 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62014
MPN: MHD62014

Save $7.77
Alfa Tools MHD62015 3/8 X 20 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62015 3/8 X 20 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62015
MPN: MHD62015

Save $11.68
Alfa Tools MHD62016 3/8X24 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62016 3/8X24 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62016
MPN: MHD62016

Save $19.61
Alfa Tools MHD62020 1/2 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62020 1/2 X 6 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62020
MPN: MHD62020

Save $7.66
Alfa Tools MHD62021 1/2 X 12 MASONRY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62021 1/2 X 12 MASONRY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62021
MPN: MHD62021

Save $9.66
Alfa Tools MHD62022 1/2X20 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62022 1/2X20 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62022
MPN: MHD62022

Save $22.07
Alfa Tools MHD62023 1/2 X 24 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

Alfa Tools MHD62023 1/2 X 24 HEAVY DUTY HAMMER DRILL - Std Qty Pack 3

SKU: AT-MHD62023
MPN: MHD62023

Save $18.30
Alfa Tools MHD62024 5/8 X 6 HEAVY DUTY HAMMER DRILL

Alfa Tools MHD62024 5/8 X 6 HEAVY DUTY HAMMER DRILL

SKU: AT-MHD62024
MPN: MHD62024

Save $10.91
Alfa Tools MHD62025 5/8 X 12 HEAVY DUTY HAMMER DRILL

Alfa Tools MHD62025 5/8 X 12 HEAVY DUTY HAMMER DRILL

SKU: AT-MHD62025
MPN: MHD62025

Save $15.75
Alfa Tools MHD62026 5/8X20 HEAVY DUTY HAMMER DRILL

Alfa Tools MHD62026 5/8X20 HEAVY DUTY HAMMER DRILL

SKU: AT-MHD62026
MPN: MHD62026

Save $22.94