Cobalt formula improves abrasive resistance for increased strength in high temperatures.
Suited for drilling steel, stainless steel, cast iron, brass and aluminium
For use in portable and pedestal drilling machines.
2, 2.5, 3x2, 3.2, 3.5, 4x2, 4.2, 4.5, 5x2,5.5
6, 6.5, 6.8, 7, 7.5, 8, 8.5, 9, 10, 11, 12, 13mm