NAREX 2050 M6 6H Machine tap with right-hand spiral flutes 40° HSSE 1053

Description

Machine tap with spiral flutes, metric, DIN 371, suitable for structural steels, cast steels, free cutting steels, spheroidal and malleable cast iron, aluminium alloys Si<10 % and long chipping copper alloys.
Machined material
Hole type
Cutting speed
Lubrication
Aluminium alloys si content < 10%
blind hole (thread length L < 1,5xd1)
14-20
E
Aluminium alloys si content < 10%
blind hole (thread length L < 2xd1)
14-20
E
Aluminium alloys si content < 10%
blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1)
14-20
E
Copper alloys (long chipping)
blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1)
6-10
O
Copper alloys (long chipping)
blind hole (thread length L < 1,5xd1)
6-10
O
Copper alloys (long chipping)
blind hole (thread length L < 2xd1)
6-10
O
Plain cast steels up to 800 N/mm2
blind hole (thread length L < 2xd1)
10-14
O/E
Plain cast steels up to 800 N/mm2
blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1)
10-14
O/E
Plain cast steels up to 800 N/mm2
blind hole (thread length L < 1,5xd1)
10-14
O/E
Spheroidal graphite cast iron and malleable cast iron
blind hole (thread length L < 2xd1)
4-7
E
Spheroidal graphite cast iron and malleable cast iron
blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1)
4-7
E
Spheroidal graphite cast iron and malleable cast iron
blind hole (thread length L < 2,5xd1)
4-7
E
Spheroidal graphite cast iron and malleable cast iron
blind hole (thread length L < 1,5xd1)
4-7
E
Structural steels and heat-treated steels up to 800 N/mm2
blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1)
10-14
O/E
Structural steels and heat-treated steels up to 800 N/mm2
blind hole (thread length L < 1,5xd1)
10-14
O/E
Structural steels and heat-treated steels up to 800 N/mm2
blind hole (thread length L < 2xd1)
10-14
O/E