Description

Countersink bit 90° 1/4" DIN 3126 Design: HSS, DIN 335-C. 90° countersink angle. Radial taper-ground, bright surface, with straight flute length and flutes ground from solid. Also provided with cutting and clearance angles for the most common materials. Application: For universal, chatter and burr-free drilling, countersinking, chamfering and deburring work in steels up to 850 N/mm² and aluminium alloys. The countersink bit can also be used as a hand deburrer together with the corresponding operation tools. Note: Sufficient supply of coolant is required.

Specifications

Nenn-Ø	20,5 mm
Gesamtlänge	41 mm
kleinster Ø	3,5 mm
für Senkschrauben	M10
Durchmesser	20,50 mm
Winkel	90 °
Stähle bis 850 N/mm²	empfohlen
Stähle bis 1000 N/mm²	bedingt geeignet
Al, Al- und Mg-Leg.	empfohlen
Schneidstoff	HSS

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