DeWalt DT 6/8/10/12 Pilot Bits and 4 Cutter Countersink - DEWALT DT7607-QZ, This 12 pilot bit and 4 cutter countersink from DeWalt is a great accessory for both tradesman and DIY enthusiast, as it provides a clean, professional finish.
Ideal for drilling pilot holes and countersinking in one action and suitable for using on hard or soft wood, composite board and MDF.
DEWALT DT7607-QZ 12 Pilot Bit & 4 Cutter Countersink