AT HSS Countersinks
AT hole enlarging core drills are designed to enlarge or open up existing holes in metalworking and industrial applications (application dependent). Unlike standard twist drills that start from solid material, core drills are commonly used when a hole is already present and you need to bring it to a larger diameter with improved control and efficiency—often in fabrication, maintenance, and repair work.
Alfa Tools C6F50555 1-1/4 X 3/4 HSS 82° 6 FLUTE COUNTERSINK
SKU: AT-C6F50555
MPN: C6F50555
Alfa Tools C6F50555A 1-1/4 X 3/4 HSS 60° 6 FLUTE COUNTERSINK
SKU: AT-C6F50555A
MPN: C6F50555A
Alfa Tools C6F50555B 1-1/4 X 3/4 HSS 90° 6 FLUTE COUNTERSINK
SKU: AT-C6F50555B
MPN: C6F50555B
Alfa Tools C6F50556 1-1/2 X 3/4 HSS 82° 6 FLUTE COUNTERSINK
SKU: AT-C6F50556
MPN: C6F50556
Alfa Tools C6F50556A 1-1/2 X 3/4 HSS 60° 6 FLUTE COUNTERSINK
SKU: AT-C6F50556A
MPN: C6F50556A
Alfa Tools C6F50556B 1-1/2 X 3/4 HSS 90° 6 FLUTE COUNTERSINK
SKU: AT-C6F50556B
MPN: C6F50556B
Alfa Tools C6F50557 1-3/4 X 1 HSS 82° 6 FLUTE COUNTERSINK
SKU: AT-C6F50557
MPN: C6F50557
Alfa Tools C6F50557A 1-3/4 X 1 HSS 60° 6 FLUTE COUNTERSINK
SKU: AT-C6F50557A
MPN: C6F50557A
Alfa Tools C6F50557B 1-3/4 X 1 HSS 90° 6 FLUTE COUNTERSINK
SKU: AT-C6F50557B
MPN: C6F50557B
Alfa Tools C6F50558 2 X 1 HSS 82° 6 FLUTE COUNTERSINK
SKU: AT-C6F50558
MPN: C6F50558
Alfa Tools C6F50558A 2 X 1 HSS 60° 6 FLUTE COUNTERSINK
SKU: AT-C6F50558A
MPN: C6F50558A
Alfa Tools C6F50558B 2 X 1 HSS 90° 6 FLUTE COUNTERSINK
SKU: AT-C6F50558B
MPN: C6F50558B
Alfa Tools C6F50574 8PC 6 FLUTE COUNTERSINKS 82° SET
SKU: AT-C6F50574
MPN: C6F50574
Alfa Tools C6F50574A 8PC 6 FLUTE COUNTERSINKS 60° SET
SKU: AT-C6F50574A
MPN: C6F50574A
Alfa Tools C6F50574B 8PC 6 FLUTE COUNTERSINKS 90° SET
SKU: AT-C6F50574B
MPN: C6F50574B
Alfa Tools C6F50575 10PC 6 FLUTE COUNTERSINKS 82° SET
SKU: AT-C6F50575
MPN: C6F50575
Alfa Tools C6F50575A 10PC 6 FLUTE COUNTERSINKS 60° SET
SKU: AT-C6F50575A
MPN: C6F50575A
Alfa Tools C6F50575B 10PC 6 FLUTE COUNTERSINKS 90° SET
SKU: AT-C6F50575B
MPN: C6F50575B