Vaunt X 5 Piece TCT Drill Countersink Set. Whether you're working with softwoods or hardwoods, this set provides the versatility you need to tackle any project with ease. 1x 2.0mm Drill Countersink Bit 1x 2.5mm Drill Countersink Bit 1x 2.75mm Drill Countersink Bit 1x 3.25mm Drill Countersink Bit 1x 3.5mm Drill Countersink Bit 1x Hex Key 1x Canvas Case.