Vrták, Rychlořezná ocel Trojúhelníkový 4 mm EXACT

Step drill, straight tap

• HSS step drill with straight tap, two-edged
• For burr-free drilling and planing sheet metal, pipes and profiles
• No centre-punching necessary, drill bits do not run
• Suitable for construction steel, CrNi steel, non-ferrous metals, Plexiglas, plastics and wood up to 6 mm thick
• Diameter specification is lasered on every level
• Three-faced driving shaft, prevents slipping in the drill chuck
• Sets delivered in a plastic case