Drill bit 3 mm universal with hex handle STHOR 21680.
made of hardened steel with a hardness of 90-92 HRC
tungsten carbide blades show higher hardness and abrasion resistance
the hexagonal HEX 1/4 holder allows attachment to cordless screwdrivers and impact wrenches.
Intended for professional applications - drilling in hard and unworked materials: concrete, stainless and acid-proof steel, aluminum, ceramics and wood.
Index number 21680
Length [mm] 75
Diameter [mm] 3
Carbon steel material # 45
Use of Universal