HSS BSPT, BSPT, BSPP Tap as per BS standard , ISO2, DIN , American , JIS standrad.and Non -standard Tap with TiN Dear sirs,We manfacturer ... Taps as per ISO2, DIN , American , JIS standrad.and Non -standard TapMaterial in Alloy Steel, M2, M35 , M42, YG8Surface treatment: TiN ...