Century Drill & Tool 98958 58pc Fractional Tap & Die Set Century Drill and Tool 58pc Fractional Tap and Die Set Description Professional grade fractional taps and dies with precision cut threads accurately formed for consistent and exact threading Each tap and die are heat treated and tempered for file hard threads and a longer useful life For hand threading applications only Includes 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. 1 T-handle tap wrench pitch gauge Number 1 through 5 screw extractors screwdriver 2 heavy duty straight handle adjustable tap wrenches 2 hex die stocks