Saber 4-32mm HSS TiN Coated Spiral Flute Step Drill Set 3 Piece

4-32mm 3 Pce Spiral Flute HSS Step Drill Set Titanium Nitride (TiN) coated Saber 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. Stepless drilling in the thinnest sheets. Burr-free drilling without sheet deformation. Automatic deburring. Spiral flutes enable easier tool penetration.