HSS TiN 3040 mm stepped sheet metal drill bit

Step drill bit, universal Design: HSS. The 3-sided shank prevents the tool from slipping in the drill chuck.With laser marking of bore diameter and speed.The bore diameter can also be read on a rotating tool.Application: for burr-free drilling and boring of sheet metal, pipes and profiles up to 6 mm thick.Deburring of materials up to 1.5 mm thick.Work without burrs and notches, can be used in handheld and column drills.They do not require scoring.Note: Drilling paste is recommended for longer tool life.Drill steps diameter in mm: 30; 31; 32; 33; 34; 35; 36; 37; 38; 39; 40