Dart Countersink Set - Quick Change - (5 Piece)
Dart Quick Change Countersink Set features 5 drill bits with 1/4" hex shank and adjustable HSS drill suitable for use producing pilot holes. The drill bits have been heat treated for excellent strength and durability, and their quick change function enables quick and keyless operation. This pack contains 5 x Countersink Drill Bits of the following sizes: 2mm (5/64"), 2.5mm (3/32"), 2.75mm (7/64"), 3.25mm (1/8") and 3.5mm (9/64").