Fluteless machine taps for BSP-threads
Materials
Al Si cast alloysAl wrought alloysAluminium and Al-alloysBrass, long-chippingBronze, long-chippingCommon structural steels
Copper, low-alloyedFree-cutting steelsHigh speed steelsSpheroidal graphite iron and malleable cast ironSpring steelsTool steels
Unalloyed case hardened steelsUnalloyed heat-treatable steels