Description

180° counterbore with cyl. shank, for core hole Design: Spiral fluted with fixed pilot. Application: For countersinking inner hexagon screws DIN 912, DIN 6912 and DIN 7984 as well as cylinder screws DIN 84 (ISO 1207). Ideal for burr-free and chatter-free sinking of steel, cast iron and light metals. Note: The pilot of the countersink only fits in threaded core holes.

Specifications

Schneidstoff	HSS
Schaft-Ø	5,0 mm
Stähle bis 1000 N/mm²	empfohlen
Senker-Ø	8 mm
Stähle bis 850 N/mm²	empfohlen
Zapfen-Ø	3,3 mm
Durchmesser	M4
für Gewinde	M4
Al, Al- und Mg-Leg.	bedingt geeignet
Gesamtlänge	71 mm
Rost- und säurebeständige Stähle (INOX)	empfohlen

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