SP OXLS-SP OXAL+SP AL - SPAL-SP 1.5P+SPMac E-SPhining, in lo HVSPw/middle sp HC+SP HC - SPeed tapping HC+SP OX HC - SP OXarea SU+SP SU - SPSU-S-SPLS-SU-S- SPS-SP
HSS OXHSS OXHSS NIHSS NIHSSHSS OXHSS OXHSSHSS OXHSS OXHSS OXHSS OXHSS OX
ForShort chamferFor tappingFor highFor highForFor deep holeLong, for deep
OxidedLong,aluminumfor aluminumFor general For softheavy-industrycarboncarbonstainlessstainlesshole stainlessFor deep
oxidedmaterialsmaterialsusesteellargepartssteelssteel, oxidedsteelsteelsteelhole
①-63①-92①-134①-135①-55①-128①-24①-130①-132①-98①-117①-118①-121
①-64 ①-64①-24①-131①-100 ①-101
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Tap material

Bored Hole Shape

For Screw Threads used on Sewing Machines ①-43 Pipe Threads American Pipe Threads For Miniature Threads For Trapezoidal Threads

25~35HRCHeat treated steel
35~45HRCHeat treated steel
45~55HRCHeat treated steel
55~63HRCHeat treated steel
SKDTool steels
SCCast steels
FCCast irons
CuCopper

Titanium alloys Nickel base alloys