EXACT HSS Step Drill Bit, 5 mm x 20 mm

Sheet metal hole cutter, spiral tap, TiAlN

• HSS hole cutter with spiral tap
• TiAlN coating, for particularly tough materials
• For burr-free drilling and planing pipes, sheet metals and profiles, as well as moulding, retro drilling and expanding cut-outs
• Suitable for construction steel, CrNi steel, non-ferrous metals, plastic, plexi glass and wood up to 5 mm thick
• Crosswise grinding means 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

Supplied with

Set, stock no. 499-302 contains 1 x 4 → 20 mm hole cutter and 1 x 5 → 31 mm

Warning

Not suitable for aluminium. Use without cooling agents.