Cobalt metric pitch left-hand threaded machine tap bits E237
Range of cobalt metric pitch left-hand threaded machine tap bits. These tap bits have a short I/P of 2 threads. The tap bit tolerance class is 6H, the cutting angle is 10° and the tap flutes are straight. The cut is left-handed, and the stem is reinforced. These high-quality tap bits are ideal for tapping in blind or through-holes.
Standard: DIN 371
Rolled Flute Taps
Bright finish fluteless taps; for use on copper, aluminium, magnesium, brass, zinc etc. Flash chrome finish fluteless taps; for use on steel up to 850N/mm2 tensile strength, free matching and austenitic stainless steel Made to ISO529 standard for tapping blind and through holes in a wide range of ductile materials Smooth non-cutting action produces greater thread formed strength, higher life expectancy and increased tapping speeds especially where excessive tension occurs
