Step Drill Bits

Conical profile step drill bit allows multiple hole sizes to be produced from a single bit. Recommended for softer or thinner materials. Suitable for enlarging existing holes.

Model-number Description Shank Flute Application
1/4 Hex Straight 4-12
1/4 Hex Straight 4-20
6mm 3flat Straight 4-32
TiN Coated 1/4" Hex Straight 4-12
TiN Coated 1/4" Hex Straight 4-20
TiN Coated 6mm 3flat Straight 4-32
1/4" Hex Spiral 4-12
1/4" Hex Spiral 4-20
6mm 3flat Spiral 4-32
TiN Coated 1/4" Hex Spiral 4-12
TiN Coated 1/4" Hex Spiral 4-20
TiN Coated 6mm 3flat Spiral 4-32
TiN Coated 3 piece set 1/4" Hex and 6mm 3 Flat Spiral 4-12, 4-20, 4-32