Tap, Thread Limits

■ for Metric Threads

Unit:mm

Major DiameterPitch DiameterMinor DiameterMajor DiameterPitch DiameterMinor Diameter
SizeClassBasic SizeBasic SizeUpper Tolerance ( μ m) + TLower olerance ( μ m) +Basic SizeSizeClassBasic SizeBasic SizeUpper Tolerance ( μ m) +Lower Tolerance ( μ m) +Basic Size
P12510P12510
M 1 ×0.25G41.0000.83851380.729M 23×04Ⅱb230020402051867
ISO22817. .G4..5138.
M 1 ×0.2P11.0000.87025100.783ISO23621
M 11×025P11100093825100829M 2.3×0.25P12.3002.13825102.029
. .ISO2..2817.P24025
M 1.1 ×0.2P11.1000.97025100.883Ⅱb205
P12510M 2.5×0.45G52.5002.20864512.013
M 1.2×0.25ISO21.2001.03828170.929ISO23823
M 1.2×0.2P11.2001.07025100.983D33924
P12510M 2.5×0.35P12.5002.27325102.121
M 1.4×0.3G41.4001.20551381.075P12510
ISO23018Ⅱb205
M 1.4×0.2P11.4001.27025101.183M 2.6×0.45G52.6002.30864512.113
P24025ISO23823
M 16×035G41600137351381221M 2.6×0.35P12.6002.37325102.221
. .ISO2..3420.P24025
D33924Ⅱb205
M 1.6×0.2P11.6001.47025101.383M 3 ×0.5G53.0002.67564512.459
P12510ISO24024
M 1.7×0.35G41.7001.47351381.321D33924
ISO23420M 3 ×0.6P13.0002.61025102.350
M 1.7×0.2P11.7001.57025101.483P24025
P24025M 3 ×0.35G53.0002.77364512.621
G45138ISO23621
M 1.8×0.351.8001.5731.421
ISO23420P24025
D33924Ⅱb205
M 1.8×0.2P11.8001.67025101.583M 3.5×0.6G53.5003.11064512.850
P12510ISO24527
Ⅱb205D45232
M 2 ×0.4G42.0001.74051381.567P24025
ISO23621M 3.5×0.35G53.5003.27364513.121
D33924ISO23621
M 2 ×0.25P12.0001.83825101.729P24020
P24025Ⅱb255
G56451M 4 ×0.7G64.0003.54576643.242
M 2.2×0.45ISO22.2001.90838231.713ISO24829
D33924D45232
M 2.2×0.25P12.2002.03825101.929M 4 ×0.75P24.0003.51340203.188
P24025
M 4 ×0.5G64.0003.67576643.459
ISO24024