Guhring 00292004760 Center Drill 3/16" HSS Uncoated

Relieved cone
For centre holes acc. to DIN 332, sheet 1, form B
With protective 120° countersink
Suggested Materials: Steel, Stainless steel, Grey cast iron, malleable and spheroidal iron,Aluminium and other non-ferrous metal, Special super and titanium alloys,Hardened steel and chilled cast iron.