cutting tapforming tapcutting tapforming tapcutting tapforming tap cutting tapforming tapcutting tapforming tapcutting tapforming tap 10. Tap Thread Limits (JIS, DIN, ANSI) Intro Unified Threads (UNC/UNF) Unit: mm Kind Majordiameter Pitch Diameter MinordiameterSizeoftapClassBasicSizeBasicSizeUpper Tolerance (μm) + Lower Tolerance (μm) + Tolerance (μm)BasicSizeSizeKindMajordiameterPitch DiameterMinordiameteroftapClassBasicSizeBasicSizeUpper Tolerance (μm) + Lower Tolerance (μm) + Tolerance (μm)BasicSizeSP P1 20 0 20 P2 40 20 20 P2 40 20 20 P3 60 40 20 P3 60 40 20 P4 80 60 20 SL 3B 29 11 18 3B 37 17 20 2B 46 20 26 2B 56 27 29 7.938 7.249 6.792 11.112 9.934 9.149 2BX 66 40 26 2BX 81 52 29 GH2 25.4 12.7 12.7 GH3 38.1 25.4 12.7 PO 5/16-24UNF GH3 38.1 25.4 12.7 7/16-14UNC GH4 50.8 38.1 12.7 GH4 50.8 38.1 12.7 GH5 63.5 50.8 12.7 GH5 63.5 50.8 12.7 GH6 76.2 63.5 12.7 3BX 64 51 13 3BX 76 64 12 ST 2BX 76 64 12 2BX 102 89 13 G6 7.938 7.249 76 64 12 6.792 G8 11.112 9.934 102 89 13 9.149 H5 63.5 50.8 12.7 H5 63.5 50.8 12.7 H7 88.9 76.2 12.7 H7 88.9 76.2 12.7 ROLL P2 40 20 20 P1 20 0 20 P3 60 40 20 P2 40 20 20 P4 80 60 20 P3 60 40 20 3B 34 16 18 P4 80 60 20 2B 53 25 28 3B 32 12 20 CARBIDE 9.525 8.494 7.805 2BX 78 50 28 2B 51 22 29 11.112 10.287 9.738 GH3 38.1 25.4 12.7 2BX 76 47 29 3/8-16UNC GH4 50.8 38.1 12.7 GH2 25.4 12.7 12.7 GH5 63.5 50.8 12.7 7/16-20UNF GH3 38.1 25.4 12.7 LONG GH6 76.2 63.5 12.7 GH4 50.8 38.1 12.7 3BX 76 64 12 GH5 63.5 50.8 12.7 2BX 102 89 13G89.5258.4941028913 7.805H563.550.812.7 GH6 76.2 63.5 12.73BX766412 HAND2BX897613TAPS H7 88.9 76.2 12.7 G7 11.112 10.287 89 76 13 9.738 P1 20 0 20 H5 63.5 50.8 12.7 P2 40 20 20 H7 88.9 76.2 12.7 EG (STI) P3 60 40 20 P2 40 20 20 3B 29 11 18 P3 60 40 20 2B 48 20 28 P4 80 60 20 9.525 8.837 8.3792BX684028GH225.412.712.7 3B 382B5812.700 11.43018282030 10.584 SPECIALTHREADS,GAUGES 3/8-24UNF GH3 38.1 25.4 12.7 2BX 83 53 30 GH4 50.8 38.1 12.7 GH3 38.1 25.4 12.7 GH5 63.5 50.8 12.7 1/2-13UNC GH4 50.8 38.1 12.7 THREAD 3BX 64 51 13 GH5 63.5 50.8 12.7 MILLS 2BX 89 76 13 GH6 76.2 63.5 12.7 G7 9.525 8.837 89 76 13 8.379 3BX 76 64 12 H5 63.5 50.8 12.7 2BX 114 102 12 H7 88.9 76.2 12.7 G9 12.700 11.430 114 102 12 10.584 DIES H5 63.5 50.8 12.7 H7 88.9 76.2 12.7 CENTER DRILLS Technical info 677