Description

Spiral drill with cyl. shank, long, HSS Co5, DIN 340, type GU 500 Design: Profile grinding, right cutting, with precision ground point, special point thinning and excellent thermal resistance. Normal core gradient. Angle of rake larger than normal (35°) Normal core thickness. Core thickness thicker than normal, therefore very robust and flexible use. Hole depth 10 x D. Application: Especially for use for titanium and titanium alloys, for stainless, acid and heat resistant as well as austenitic steels, for high strength and short chipping steels from 1400 N/mm² strength as well as for special alloys like Hastelloy®, Inconel® and Nimonic®. Also suitable for reaming. Note: Further dimensions available on request.

Specifications

Beschichtung	dampf.
DIN	DIN 340
Ø h8	4,0 mm
Durchmesser	4 mm
F	0,050 mm/U
Rost- und säurebeständige Stähle (INOX)	12
Ti, Ti-Leg. und Sonderstähle	8
Gesamtlänge	119 mm
Spirallänge	78 mm
Spitzenwinkel	130 °

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