Multi-ToothInserts (mm)iiiNPT
ExternalMetric 60° (I.S.O) Pitch (mm)Unifieid 60° (UN)i T.P.IWhitworth (W)T.P.IT.P.I
1,01,52,02,53,0201816141219141111.5
Number of PassesRadial in-feed per pass (mm)Radial in-feed per pass (mm)Radial in-feedper pass (mm)
10,3560,3560,4830,4570,5590,4320,4830,3810,4320,5330,4830,4830,4570,508
20,3300,3300,4830,4320,5330,3810,4320,3560,4060,4830,4320,4320,4320,019
30,6860,2790,3300,4060,4830,8130,9140,2790,3300,3560,9140,3300,3810,432
40,9651,2950,2790,3301,0161,1681,3721,2450,2790,254
InternalMetric 60° (I.S.O) Pi1,575 tch (mm)1,905Unifieid 60° (UN)i T.P.IWhitworth (W)1,549 T.P.I1,676 NPT T.P.I
1,01,52,02,53,0201816141219141111.5
Number of PassesRadial in-feed per pass (mm)Radial in-feed per pass (mm)Radial in-feedper pass (mm)
10,3300,3300,4570,3560,4830,3560,4830,4570,508
20,3050,3050,4320,3300,4320,3050,4320,4320,483
30,6350,2540,3300,2540,3300,2540,3300,3810,432
40,8891,2190,9401,2450,9141,2450,2790,254
1,5491,676

Last pass equals total depth of thread.