Ferg Threading Taps T684

Threading Taps

MACHINE TAP WITH INTERNAL COOLANT FEED AND RADIAL EXIT
Facilitates chip evacuation and improves cooling in cutting area.
With spiral point, driving the chips ahead.
Chamfer lead 4-5 threads (DIN-Form B).
Rake angle 8º÷10º measured in the 3rd thread.

≤ 3 x d₁

DIN 371	DIN 376 - 374 - 5156	COATING
T684A	T684	TiN coating (Titanium nitride)	High speed steel class E with 3% vanadium 1.3344 (EMo5V3) (M-3/2)	Machine tap with spiral point, driving the chips ahead
A684A	A684	TiAlN coating (Titanium Aluminium Nitride)		Machine tap with internal radial coolant feed
684A	684	Bright (without Coating or without Surface treatment)		Form B (with GUN-nose and chamfer lead 3.5-5 threads)

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