18 piece tap and drill index set in metal case
High speed steel taps and drills
NC plug taps with Jobber drills, contains 1 each:
6-32 tap-#36 drill, 8-32 tap-#29 drill, 10-24 Tap-#25 drill
10-32 tap-#21 drill, 1/4"-20 tap-#7 drill, 5/16"-18 tap-#F drill
3/8"- 16 tap-5/16" drill, 7/16"-14 tap-#U drill, 1/2"-13 tap-27/64" drill