Non-Ferrous MaterialsCarbon steelAlloy steelsHeat treated steelsStainless steels Product System Through Hole Workpiece Tapping size & Recommended Tapping Speeds Materials M1.8 M2 M2.3 M2.5 M2.6 M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M48 Aluminum 10m/minVUPO 35m/min 35m/min>>> ③ -3 Wroughtaluminum 15m/min >>> 25m/min 25m/minVUPO L100③-6VUPO L150>>> ③-6 Copper Copper alloy 3m/minLKSL 7m>/>m> in② -9 SS400 1m/minLKSL XL3m>/>m> in②-10 6m/min 12m/min 30m/min 30m/min Low VUPO >>> ③ -3 carbonsteels 10m/min >>> 20m/min 20m/minVUPO L100③-6VUPO L150>>> ③-6 Medium 10m/min 30m/min carbon MHRZ >>> ⑥ -3 steels 10m/min 30m/min MHRZ L100, L150 >>> ⑥ -3 6m/min 12m/min 30m/min 30m/min VUPO >>> ③ -3 10m/min >>> 20m/min 20m/min VUPO L100 ③-6 VUPO L150 >>> ③-6 2m/min 20m/min MHSL >>> ② -3 High 1.5m/min 16m/min carbon MHSL L70, L100 >>> ② -3 steels 10m/min 30m/min S45C~ MHRZ >>> ⑥ -3 10m/min 30m/min MHRZ L100, L150 >>> ⑥ -3 6m/min 12m/min 30m/min 30m/min VUPO >>> ③ -3 10m/min >>> 20m/min 20m/min VUPO L100 ③-6 VUPO L150 >>> ③-6 2m/min 16m/min 20m/min MHSL >>> ②-3 SCM 1.5m/min 16m/min SCr MHSL L70, L100 >>> ②-3 10m/min 30m/min MHRZ >>> ⑥ -3 10m/min 30m/min MHRZ L100, L150 >>> ⑥ -3 2m/min 16m/min MHSL >>> ② -3 1.5m/min 16m/min 25HRC MHSL L70, L100 >>> ②-3 35HRC 10m/min 20m/minMHRZ>>> ⑥ -3 10m/min 20m/min MHRZ L100, L150 >>> ⑥ -3 3m/min 6m/min 15m/min 15m/min VUPO >>> ③ -3 4m/min >>> 10m/min 10m/min VUPO L100 ③-6 VUPO L150 >>> ③-6 SUS303 SUS304 Product System-2