CT-12 31mm HSS Countersink Drill Bit with 10mm Shank

To be used to countersink entry edge of hole (1-2mm) in hard materials such as MDF, hard plywood, fibre glass, plastic. Use when drilling holes for PC-M1B, PC-M2H, PC-VM1, PC-VMX, LP-M8, LP-F8, LP-DF8.