Specification corresponding with standard blanks(for Japanese market)

Material Symbols HSS:○ HSS-Co:● HSS-P:◎

Main size designation and specification
① metric② unified③ whitworth④ sewing screw⑤STI (metric)⑥STI (unified)
M3.5×0.6SM1/8-40 SM1/8-44
№5-40UNC №5-44UNFW1/8-40
№6-32UNC №6-40UNF
STIM2.5×0.45 STIM2.6×0.45
M3.5×0.35
M3.5×0.6
M3.5×0.35
M4×0.7 M4×0.75W5/32-32SM9/64-40STI№4-40UNC STI№5-40UNC
M4×0.5STIM3×0.5
M4×0.7
M4×0.5
M4.5×0.75SM11/64-40STI№6-40UNF
№8-32UNC №8-36UNF
M4.5×0.5STIM3.5×0.6
M4.5×0.75
M4.5×0.5
M5×0.8 M5×0.75 M5×0.9W3/16-24SM3/16-24 SM3/16-28 SM3/16-32 SM3/16-40STIM4×0.7STI№6-32UNC
№10-24UNC №10-32UNF
M5×0.5
M5×0.8
M5×0.5
M5.5×0.5
M5.5×0.5
M6×1 M6×0.75W7/32-24SM15/64-28 SM7/32-32STIM4.5×0.75 STIM5×0.8STI№8-32UNC STI№10-24UNC STI№10-32UNF
№12-24UNC №12-28UNF №12-32UNEF
M6×0.5STI№8-36UNF
M6×1 M6×0.75 M6×0.5
  • Corresponding pitches meet with the pitches of other kinds.
  • Concerning Hand of threads, both right and left are applicable in the same blank.
  • Concerning the kind of taps, SP, PO, HT, ROLL are applicable in the same blank.