Short description: Impact-resistant chuck with key. Cone or thread mount according to DIN ISO 10887 (toothing according to DIN 6349). Designed for both right and left rotation. PRIMA-S / -M: Medium-duty version with metal sleeve.

Technical features: Hardened keyholes and clamping prisms in version -I, -S, -M.

Applications PRIMA-S / -M: Universally applicable on stationary pillar drilling machines as well as hand-held electric and battery-powered drills.

Advantages: High runout accuracy of up to 0.2 mm. Increased clamping force through a proven gear principle using a chuck key.

Additional info: PRIMA-M chuck, size 16M, mount 1/2"-20, clamping range 3-16, lightweight intermediate sizes.