Alpha 4-20mm Step Drill Spiral Flute 9STSFM4-20S 07/06/2026 The unique geometry of the

The unique geometry of the cooling slots ensures high air throughput

LOCTITE 243 is a general purpose threadlocker of medium bond strength

The elastic property of these bits deliver professional performance

Less vibration for straight

Alpha 4-20mm Step Drill Spiral Flute 9STSFM4-20S 07/06/2026 The unique geometry of the4 20mm Step Drill Spiral Flute 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