Ferg Threading Taps W122

Threading Taps

Machine tap with 38º right-hand spiral flutes, driving the chips to the back.
Threaded length: 10 threads.
Starting from the 5th thread, back tapered thread portion to reduce friction
and improve swarf clearance.
Chamfer lead 2.5 threads (DIN-Form C). Rake angle 8º÷10º.

≤ 3 x d₁

DIN 371	DIN 376 - 374 - 5156	COATING
W122A	W122	TiAlN+WC/C coating (Titanium Aluminium Nitride + Tungsten carbide)	Special High speed steel class E with vanadium	Machine tap with 38° right- hand spiral flutes, driving the chips to the back
T122A	T122	TiN coating (Titanium nitride)		Starting from the 5th thread, back tapered thread portion to reduce friction and improve swarf clearance
				Form C (chamfer lead 2-3 threads)

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