For hand threading applications only. Set includes: 23 taps and 23 hex dies, one each in the following sizes: 6-32 NC, 8-32 NC, 10-24 NC, 12-24 NC, 1/4-20 NC, 5/16-18 NC, 1/2-20 NF, 3/8-16 NC, 7/16-14 NC, 1/2-13 NC, 9/16-12 NC, 5/8-11 NC, 3/4-10 NC, 10-32 NF, 1/4-28 NF, 5/16-24 NF, 3/8-24 NF, 7/16-20 NF, 9/16-18 NF, 5/8-18 NF, 3/4-16 NF, 1/8-27 NPT and 1/4-18 NPT.
Also includes 1 T-handle tap wrench, pitch gauge, Number 1 through 5 screw extractors, screwdriver, 2 heavy duty straight handle adjustable tap wrenches and 2 hex die stocks. Professional grade fractional taps and dies with precision cut threads accurately formed for consistent and exact threading.