Drill bit Herman DIN338 HSS-G 4,0 mm
High quality brushed twist drill made from HSS steel. The drill is fully sharped and very precise.
Application of Herman HSS-G drill: for alloyed and unalloyed steel hardness up to 900 N / mm², cast iron, graphite, aluminum and nickel alloys, bronze and brass.
diameter (mm): 4,0
tip angle (°): 118
hardness (N/mm²): 900
produced: Herman, EU