Combo Drill & Countersink: #4, 5/16" Body Dia, Solid Carbide

Combo Drill & Countersink: #4, 5/16" Body Dia, Solid Carbide Bright (Polished) Finish, 1/8" Point Dia, 1/8" Point Length, 2-1/8" OAL, Right Hand Cut, Series 301