Step Drill Bits

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 1 3/8 in (3 EA / BX)

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 7/16 in (3 EA / BX)

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 9/16 in (3 EA / BX)

IRWIN UNIBIT

Irwin Unibit Cobalt Step Drills, 1/8 in-1/2 in, 13 Steps (1 EA / EA)

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 7/8 in (6 EA / CS)

IRWIN

Irwin Double-End Black Oxide Coated High Speed Steel Drill Bits, 1/8 in (1 EA / EA)

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 3/4 in (3 EA / CS)

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 5/8 in (3 EA / CS)

IRWIN

Irwin Double-End Black Oxide Coated High Speed Steel Drill Bits, 9/64 in (12 EA / CT)

Irwin Speedbor

Irwin Speedbor MAX Speed Bits, 1 1/8 in (3 EA / BX)

IRWIN

Irwin Turbomax 3/8 in Reduced Shank High Speed Steel Drill Bits, 1/2 in (3 EA / CT)

LENOX

Lenox Vari-Bit Step Drill Bits, 1 7/32 in-7/8 in, 2 Flutes (1 EA / EA)