Nominal dimensions: M14 x P1.5 Measurement part diameter (mm): 15 Total length (mm): 45 Measurement part length (mm): 30 Measurement part runoff (mm): 0.02 or less Measurement part accuracy (mm): ±0.005 or less Screw taper: 1/15 taper 锥度线长度(mm):6.5 直线长度(mm):7.5