Rohm 3/8" 1/2”-20 Mount Prima Key Type Drill Chuck
?Impact resistant key-type drill chuck. Conical/threaded mount in accordance with DIN ISO 10887 (toothing in accordance with DIN 6349). For clockwise and counterclockwise rotation. Industrial design with maximum precision. High concentricity of up to 0.15mm. Increased clamping force due to proven transmission principle by means of drill chuck key. Hardened keyholes and clamping prisms.