Milescraft 4-piece CounterBit Set includes bits for drilling pilot holes for screw sizes #6, #8, #10, and #12. Adjustable counter bore depth for flush screw heads or deeper to cover with matching plugs.

Features:
3/32″ twist bit pilot for #6 screws, 7/64″ brad point bit pilot for #8 screws
1/8″ brad point bit pilot for #10 screws, 9/64″ brad point drill bit pilot for #12 screws
TiN coated pilot drill bits for longer life
1/4″ hex shank for use with most quick-change chucks
Specially designed steel counter sleeve for countersinks or counter bores