Twist drills with internal cooling / Ø 3.800 mm / 20xD / Company std.

Order number

51765 3.800

EAN

4031095293493

Connection code machine side: DIN 6535-HA

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Application

SuperV drills with internal cooling Solid carbide / Ø 3.800 mm h7 / 20xD / Company std. / Surface: AlTiN / Type: SuperV-T / Cutting direction: right-hand / relieved cone 135°
Execution: Web thinning ≥ Ø 3.000 mm • relieved cone • tip coating • main cutting edge form concave • optimised flute design • maximum diameter of coolant ducts • double margin • observe coolant pressure (see diagram "coolant recommendations")
Application: structural and case hardened steels • free-cutting steels, heat-treatable steels • alloyed steels up to 1200 N/mm² • stainless steels, cast iron

P	M	K	N	S	H

ISO code

P	Steel, high-alloyed steel
M	Stainless steel
K	Grey cast iron, spher, graphite/mall. cast iron
N	Aluminium and other non-ferrous metals
S	Special, super and titanium alloys
H	Hardened steel and chilled cast iron

On the following programme pages you will find for every tool recommendations regarding suitability for the application groups and details of max. tensile strength and harness:
optimal suitability
limited suitability

Details