Presto Ba Taps Dies Hss Multiple Sizes 0ba-10ba 3ps Hss Sets & Hss Split Dies

PRESTO HSS BA TAPS & DIES. British Association Straight Flute full size taps used as Machine taps or as Hand taps sets for tapping in free cutting Steel up to 800N/mm2. The perfect form thread is generated by a combination of effective pitch diameter, major diameter and chamfer length.

British Association Circular Split Dies Used for cutting external threads - either by machine, or by hand when used in a die stock. Adjustment is facilitated via the split.