1 Pc, Drill America #21 Cobalt Very Stubby Threaded Shank Drill Bit, Overall Length 3/8, TSD21VS
$12.78
Size: #21; Material: Cobalt; Finish: Black Oxide; Overall Length: 3/8"; Shank Size: 1/4"-28; Shank Type: Threaded; Style: Threaded Shank; Cutting Angle: 13