EXACT HSS Drill Bit, 4 mm x 20 mm

Sheet metal hole cutter, straight tap, HSS TiAlN

• HSS TiAlN-coated hole cutter for particularly hard materials; glides easily and not prone to wear
• For burr-free drilling and planing sheet metal, pipes and profiles
• Suitable for construction steel, CrNi steel, non-ferrous metals, Plexiglas, plastic and wood up to 5 mm thick
• Crosswise grinding, no centre-punching necessary, drill bits do not run
• Diameter guide lasered into the tap, legible even when rotating
• Three-faced driving shaft, prevents slipping in the drill chuck

Warning

Not suitable for aluminium. Use without cooling agents.