AT MASONRY DRILLS

AT masonry drill bits—often called concrete drill bits or hammer drill bits—are designed for drilling into hard materials such as concrete, brick, block, and stone (application dependent). These bits typically use a carbide tip and flute geometry intended to handle impact drilling and help clear dust from the hole, making them a go-to choice for anchor holes, fastener installation, and general construction or maintenance work.


Alfa Tools MDF60502 3/16 X4 X3/16 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

Alfa Tools MDF60502 3/16 X4 X3/16 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

SKU: AT-MDF60502
MPN: MDF60502

Regular price $12.12
Alfa Tools MDF60502C 3/16 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60502C 3/16 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60502C
MPN: MDF60502C

Sale price $3.33 List price $6.63
Save $3.30
Alfa Tools MDF60503 1/4 X 4 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

Alfa Tools MDF60503 1/4 X 4 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

SKU: AT-MDF60503
MPN: MDF60503

Regular price $13.44
Alfa Tools MDF60503C 1/4 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60503C 1/4 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60503C
MPN: MDF60503C

Sale price $3.44 List price $6.84
Save $3.40
Alfa Tools MDF60504 5/16 X 4 X 1/4TC FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

Alfa Tools MDF60504 5/16 X 4 X 1/4TC FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

SKU: AT-MDF60504
MPN: MDF60504

Regular price $17.16
Alfa Tools MDF60504C 5/16 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60504C 5/16 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60504C
MPN: MDF60504C

Sale price $3.75 List price $7.48
Save $3.73
Alfa Tools MDF60505 3/8 X 4 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

Alfa Tools MDF60505 3/8 X 4 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

SKU: AT-MDF60505
MPN: MDF60505

Regular price $12.30
Alfa Tools MDF60505C 3/8 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60505C 3/8 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60505C
MPN: MDF60505C

Sale price $4.37 List price $8.72
Save $4.35
Alfa Tools MDF60506 1/2 X 4 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

Alfa Tools MDF60506 1/2 X 4 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

SKU: AT-MDF60506
MPN: MDF60506

Regular price $19.62
Alfa Tools MDF60506C 1/2 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60506C 1/2 x 4 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60506C
MPN: MDF60506C

Sale price $5.59 List price $11.15
Save $5.56
Alfa Tools MDF60507 1/4 X 6 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

Alfa Tools MDF60507 1/4 X 6 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

SKU: AT-MDF60507
MPN: MDF60507

Regular price $20.76
Alfa Tools MDF60507A 3/16 X 6X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

Alfa Tools MDF60507A 3/16 X 6X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

SKU: AT-MDF60507A
MPN: MDF60507A

Regular price $20.76
Alfa Tools MDF60507AC 3/16 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60507AC 3/16 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60507AC
MPN: MDF60507AC

Sale price $4.05 List price $8.08
Save $4.03
Alfa Tools MDF60507C 1/4 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60507C 1/4 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60507C
MPN: MDF60507C

Sale price $4.05 List price $8.08
Save $4.03
Alfa Tools MDF60508 5/16 X 6X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

Alfa Tools MDF60508 5/16 X 6X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 12

SKU: AT-MDF60508
MPN: MDF60508

Regular price $27.48
Alfa Tools MDF60508C 5/16 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60508C 5/16 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60508C
MPN: MDF60508C

Sale price $4.61 List price $9.19
Save $4.58
Alfa Tools MDF60509 3/8 X 6 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

Alfa Tools MDF60509 3/8 X 6 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

SKU: AT-MDF60509
MPN: MDF60509

Regular price $16.20
Alfa Tools MDF60509C 3/8 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60509C 3/8 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60509C
MPN: MDF60509C

Sale price $5.02 List price $10.00
Save $4.98
Alfa Tools MDF60510 7/16 X 6X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

Alfa Tools MDF60510 7/16 X 6X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

SKU: AT-MDF60510
MPN: MDF60510

Regular price $18.72
Alfa Tools MDF60510C 7/16 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

Alfa Tools MDF60510C 7/16 x 6 CARBIDE FAST SPIRAL MASONRY DRILL CARDED

SKU: AT-MDF60510C
MPN: MDF60510C

Sale price $5.44 List price $10.85
Save $5.41
Alfa Tools MDF60511 1/2 X 6 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

Alfa Tools MDF60511 1/2 X 6 X 1/4 CARBIDE FAST SPIRAL MASONRY DRILL - Std Qty Pack 6

SKU: AT-MDF60511
MPN: MDF60511

Regular price $21.06
Alfa Tools MDF60511C 1/2 X 6 X1/4 CARBIDE FAST SPIRAL MASONRY CARDED

Alfa Tools MDF60511C 1/2 X 6 X1/4 CARBIDE FAST SPIRAL MASONRY CARDED

SKU: AT-MDF60511C
MPN: MDF60511C

Sale price $5.82 List price $11.61
Save $5.79
Alfa Tools MDF60512 1/2 x 6 x 3/8 CARBIDE FAST SPIRAL MASONRY DRIL - Std Qty Pack 6

Alfa Tools MDF60512 1/2 x 6 x 3/8 CARBIDE FAST SPIRAL MASONRY DRIL - Std Qty Pack 6

SKU: AT-MDF60512
MPN: MDF60512

Regular price $21.06
Alfa Tools MDF60512C 1/2 x 6 x 3/8 CARBIDE FAST SPIRAL MASONRY CARDED

Alfa Tools MDF60512C 1/2 x 6 x 3/8 CARBIDE FAST SPIRAL MASONRY CARDED

SKU: AT-MDF60512C
MPN: MDF60512C

Sale price $5.82 List price $11.61
Save $5.79