Overall length LThread length ℓShank dia. DsSize of square KLength of square ℓk
TYPE:1YAMAWASpiral Fluted (for through Spiral Fluted Taps (for blind hole)
TYPE:2YAMAWATYPE:3DIN376Taps hole)
Spiral Pointe (for through
Hand d Taps hole)
Segment:1LTap
SizeClassCodeChamferL (mm)ℓ (mm) Ds (mm)K (mm)ℓk (mm)No. of flutesTypeStocks
For Metric ThreadsCe Ca
M3×0.5ISO2XTD3.0GBBWA55P5611 3.52.7641me rbi
M4×0.7ISO2XTD4.0IBBWA55P6313 4.53.4641nted de T
M5×0.8ISO2XTD5.0KBBWA55P7016 64.9841aps
M6×1ISO2XTD6.0MBBWA55P8019 64.9851R
M8×1.25ISO2XTD8.0NBBWA55P9022 86.2952oll T
M10×1.5ISO2XTD010OBBWA55P10024 1081152aps
M12×1.75ISO2XTG012PBBWA55P11029 971053
M14×2ISO2XTG014QBBWA55P11030 1191263
M16×2ISO2XTG016QBBWA55P11032 1291263Speci Simple
M18×2.5ISO2XTG018RBBWA55P12534 14111463al Thr Inspe
M20×2.5ISO2XTG020RBBWA55P14034 16121563ead ction