HSS step drill bits
HSS double flute step dril bits
The ground step drill bitsguarantee quiet running and high cuttting performance
Double flutes eliminate chatter and vibration when cutting through workpiece
Resharpenable cutting edge provides longer tool life
| Size | Overall length | Steps | Shank Dia |
|---|---|---|---|
| 4mm-12mm | 65mm | 9 | 6mm |
| 4mm-20mm | 75mm | 9 | 8mm |
| 4mm-30mm | 100mm | 14 | 10mm |
| 4mm-32mm | 104mm | 15 | 10mm |
| 4mm-39mm | 107mm | 13 | 10mm |
| 5mm-35mm | 78mm | 13 | 13mm |
| 6mm-37mm | 100mm | 12 | 12mm |
| 6mm-38mm | 100mm | 12 | 12mm |