ALPHA 9STM4-20 4-20MM STEP DRILLS

2 Flute Straight Step Drill
4-20mm

• Drills & deburrs in one process

• Ideal for: Non-ferrous metals, sheet steel, plastic & stainless steel up to 3mm thick

• Suits: Non-hammer action portable power drills

• Self-starting split point removes the need for a pilot hole

• 2 flute design for smooth cutting

• TiN coating reduces heat & increases lubricity for extended life

• Laser etched hole

• Premium HSS M2 raw material for extended life

• 3 flats on shank, prevents slippage in chuck

• Bulk 1 piece convenient plastic pack

• Number of steps: 9 steps

• Step sizes: 4, 6, 8, 10, 12, 14, 16, 18 & 20mm

• 8.0mm shank