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Dies for hand or machine threading HSS
GS.jpg (10744 bytes) STEELS WITH GOOD MACHINABILITY Rm < 750 N/mm2.
500 500.jpg (14974 bytes)

LAPPED THREAD
Gun-nose from Æ 4mm, incl., driving the chips ahead.
1,75 thread chamfer lead on both sides.
Rake angle 15º-17º.

TAPER THREADS
Unlapped thread.
Without Gun-nose.
Chamfer lead only in one side.

 

Dies for hand or machine threading HSSE
VA.jpg (10159 bytes) STAINLESS STEEL AND CARBON STEELS  Rm < 600 N/mm2.
V500 v500.jpg (12627 bytes)

THREAD WITH EXTRA LAPPED

Gun-nose from M 4 (M 4 included), driving the chips ahead.
1,75 thread chamfer lead on both sides.
Rake angle 15º-17º.

TAPER THREADS

Unlapped thread.
Without Gun-nose.
Chamfer lead only in one side.

 

Dies for hand or machine threading HSS
Ms.jpg (10149 bytes) SHORT CHIP BRASS
505 505.jpg (12834 bytes)

THREAD WITH EXTRA LAPPED

Gun-nose from M 4 (M 4 included), driving the chips ahead.
1,75 thread chamfer lead on both sides.
Rake angle 10º-12º.

 

TAPER THREADS

Unlapped thread.
Without Gun-nose.
Chamfer lead only in one side.
T505 t505.jpg (13283 bytes)
 
logo.jpg (9949 bytes) FERG S.L.
e-mail: ferg@ferg.es.