RÖHM Prima toothed chuck, size 8, J1 shank, heavy-duty version

Brief description: Impact-drilling-resistant toothed collar chuck with key. Tapered or threaded shank in accordance with DIN ISO 10887 (toothing to DIN 6349). Designed for clockwise and anti-clockwise rotation. Technical features: Hardened keyways and clamping prisms on -I, -S and -M versions. Applications: PRIMA-I: Heavy-duty industrial version, suitable for universal use on stationary pillar drills and machine tools. PRIMA-S / -M: Medium-duty version, suitable for universal use on stationary pillar drills as well as hand-held mains-powered and cordless drills. PRIMA-L: Universally suitable for use on DIY drills. Advantages: High concentricity of up to 0.15 mm; increased clamping force thanks to the proven gear ratio principle using a drill chuck key. Further information: Prima toothed ring drill chuck, size 8, J1 shank, clamping range 0.5–8, heavy-duty industrial version