Dormer Threading Tap, M4 Thread, 0.7mm Pitch, Metric Standard, Machine Tap

Metric flute taps constructed from HSS-XS1 vanadium steel and HSCo.
Designed for use with a floating tool holder
Dormer SynchroFlex® tool holders are recommended for rigid tapping operations using a CNC digital keypad.

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