Presto M4X0.7 HSS Taper Tap

Straight Flute Taps (ISO 529)

Metric Coarse Straight Flute full size taps used as Machine taps or sets of 3 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.