SPIRAL FLUTE STEP DRILL BIT 4-20mm
These industrial quality step drill bits are made from M2 High speed steel and are suitable for use in steel, sheet metal, aluminium, plastic & fibreglass.
Perfect addition to any tradies tool box this bit is essentially 9 different size drill bits in one.
Ideal for drilling sheet metal and flat plate
Simply start drilling and keep progressing through the surface material until you reach the desired hole diameter
During drilling, the next step deburrs the previously drilled hole.
- Features & Specs
- Fixed Drilling Steps
- Spiral Flute for reduced vibration and greater control through steps
- Made from HSS
- Constructed from M2 high speed steel offering the best combination of strength, heat & wear resistance
- Flat Shank: Three flats suits 3-jaw chuck
- Bright Finish
- Steps: 9-Step
- Diameters: 4-20 mm
- Increments: 4, 6, 8, 10, 12, 14, 16, 18 & 20mm