Milescraft 4 pc. CounterBitSet
Simultaneously countersink or counterbore screw pilot holes with the Milescraft CounterBitSet.
Four piece set includes bits for drilling pilot holes for screw sizes #6, #8, #10, and #12
Specially designed steel counter sleeve countersinks or counterbores pilot hole
Standard 1/4″ hex shank is quick change compatible
Tin coated brad point pilot drill bits (#6 bit is not brad point)