V-Coil M12 x 1.75 HSS Ground Hand Tap Second Cut Second cut tap for general use on non abrasive materials up to 900 N/mm2 unalloyed and low alloyed steel, for thread cutting by hand or machine. Second taps are in between plug and taper taps because they have 3-5 threads tapered, which is more than a plug tap and less than a taper tap. HSS ground For through holes GBP 12.29 1