9. Comparison of pitch diameter tolerance Intro For Cutting Tap Metric Fine Thread (MF) Basic Pitch (+) μm SP Dia. 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 4H 112 MF12 × 1.25 P2 P3 P4 P5 5H 140 SL MF14 × 1.25 ISO1 ISO2 ISO3 6H 180 28 ISO2X 6G 208 MF12 × 1.5 MF14 × 1.5 4H 118MF15 × 1.5P2P4P55H150 PO MF16 × 1.5 MF18 × 1.5 ISO1 ISO2 ISO3 6H 190 MF20 × 1.5MF22 × 1.5 32 ISO2X 6G 222 4H 132 ST MF18 × 2 P2 P4 P5 P6 5H 170 MF20 × 2 MF22 × 2 ISO1 ISO2 ISO3 6H 212 38 ISO2X 6G 250 ROLL 4H 106 MF24 × 1 P2 P3 P4 5H 132 MF25 × 1 ISO1 ISO2 ISO3 6H 170 26 ISO2X 6G 196 CARBIDE 4H 106 MF26 × 1 P2 P4 P5 P6 5H 132 - MF45 × 1 ISO1 ISO2 ISO3 6H 170 26 ISO2X 6G 196 LONG 4H 125 MF24 × 1.5 P2 P4 P5 P6 5H 160 -MF45 × 1.5 ISO1 ISO2 ISO3 6H 200 HAND 32 ISO2X 6G 232 TAPS MF24 × 2 4H 140 MF25 × 2 MF26 × 2 P2 P4 P5 P6 5H 180 MF27 × 2MF28 × 2 ISO1 ISO2 ISO3 6H 224 EG (STI) MF30 × 2 38 ISO2X 6G 262 MF32 × 2MF33 × 2 P4 4H 140MF36 × 2P3P65H180MF39 × 2 SPECIALTHREADS, MF40 × 2 ISO1 ISO2 ISO3 6H 224MF42 × 2MF45 × 238ISO2X6G262 GAUGES MF30 × 3MF33 × 3 4H 170MF36 × 3P3P4P75H212MF39 × 3 THREADMILLS MF40 × 3 ISO1 ISO2 ISO3 6H 265 MF42 × 3MF45 × 3 48 ISO2X 6G 313 P7 4H 190 DIES MF42 × 4 P3 P6 P8 5H 236 MF45 × 4 ISO1 ISO2 ISO3 6H 300 60 ISO2X 6G 360 CENTER 4H 118 DRILLS P2 P3 P4 P5 5H 150 MF48 ×1 ISO1 ISO2 ISO3 6H 180 26 ISO2X 6G 206 Technical info 649