R5U0.410.0−510.0−510 500 0 0±0＋0 B0 B0＋0 B0＋0＋0 B300300300300300300300300300300d2R50R50R50R50d1d1d1W＋0.003H＋0.003W＋0.003H＋0.003W＋0.003H＋0.003W＋0.003H＋0.003W＋0.003Z＝L−B− X（100−X）W＋0.003V・HV・HV・HV・HG..51.G1.S3. GGGG1.GS3. 1.S3.S3. GGGG..E.R.D......Z0LBXLL00＋ L00＋ L00＋ P00＋ V00＋ P00＋ P00 −T00＋ L00＋ P00＋ V00＋ L00＋ P00＋ V00＋ P00＋ V0.40.4 P＞W4−R P≧W 0.150≦R＜W／2 P≧W0.40.4R≦0.30.41.5 Limitations for shank effective length（Z）and range of dimension Guide for Zmin.（alteration is not applied·tip and shank are coaxial）HWminVPmin4050607040506070 5.02.00014.824.834.844.8 5.0 2.50015.925.935.945.9 6.02.00013.023.033.043.0 6.0 3.00014.824.834.844.8 8.02.50010.614.624.634.6 8.0 3.00011.415.425.435.410.03.000 8.612.622.632.610.0 4.000 9.913.923.933.913.03.000 5.2 9.219.229.213.0 5.000 7.411.421.431.416.04.000 3.3 7.311.321.316.0 7.000 6.310.314.324.320.05.000 0.7 4.7 8.718.720.08.000 3.3 7.311.321.3For combined using of BC･LC･LCX･TC, the calculation method of Z dimension is： Designated key groove・flange positions0.40.42−R≦0.30.41.51.5 MaterialV30（HIP） Hardness88〜89HRAd2 0 0＋0.005 0 0 0±0.1 0 02−R≦0.31.60.4d2d1 0−0.1 0 0d2 0−0.1 0−0.1 0 0622Standard type4.0～20.0FFVZJEBLFFVZJRBLFFVZJDBLKey groove type4.0～20.0FFVZJEKLFFVZJRKLFFVZJDKLKey groove typeSingle-flange typeDouble-flange typeSingle-flange type4.0～16.0FFVZJEFLFFVZJRFLFFVZJDFLK0F0WF0Double-flange type4.0～16.0FFVZJEWLFFVZJRWLFFVZJDWLK90K180F90F180F270WF90PRECISION Carbide Block Punches with Air HoleーFree Size TypeK270Z≧10Limitation of key groove typeZ≧TFor conditions beyond the above limitations, ensure Z dimension by altering V･H （shank dimensions） and B （tip length） P.72010
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