HSS Spiral Flute Hex Shank Step Drill 4 – 12mm 1/4″ hex shank for fast tool changing in impact drivers and Manufactured from premium quality high speed steel with
HSS Spiral Flute Hex Shank Step Drill 4 – 12mm. 1/4″ hex shank for fast tool changing in impact drivers and quick change adaptors. Step drills are ideal for electrical contractors, sheetmetal workers and auto mechanics. Step drills are designed for drilling repetitive holes in steel, stainless steel, copper, brass, aluminium, plastic, plexiglas, laminates and many other thin materials.
