Machine screw taps

The innovative specialist drill bit for processing alloyed and high-alloyed steels (stainless steels), as well as rust-resistant and acid-resistant steels. Also suitable for processing conventional steel materials up to a strength of 1,200 N/mm².

The extremely stable, Longlife screw tap for machining hard-to-machine materials (such as Hardox) with extremely high strengths from 1000 up to 1400 N/mm², e.g. excavator shovels, lorry attachments, armour plating, snow ploughs, agricultural machinery, etc.

With "Coating Plus" and additional black ring identification.

Through hole notch shape B, red ring

The blue ring machine tap for general, wide-ranging applications in long-chipping, non-alloyed steels up to a strength of 850 N/mm².

The Longlife blue ring machine tap with titanium nitride coating for machining long-chipping, non-alloyed steels up to a strength of 1,000 N/mm².