Bison 2405 3-Jaw Power Chuck with Through Hole - 90 Degree Serration - DIN 6353

Supplied with T-nuts, mounting screws for chuck and jaw, and eye bolts for chucks with diameters exceeding 200mm. Bison power chucks are manufactured entirely within Bison Bial's factory in Poland, and are world renowned for offering superb quality and maximising tool life. Manufactured from high grade alloy steel which extends machine life while providing higher rigidity and greater wear resistance

Features: • Hardened and ground working surfaces ensure longer life with maintained accuracy and repeatability. • Master jaws secured against throw-off. • Master jaws lubricated directly. • Flat back mounting. • Ideal for clamping 3-sided (triangular) and 6-sided (hexagonal) jobs. • High grade alloy steel body • Unbalance G 6.3 • Chucks with diameters 500mm and greater are equipped with T-slots • The drawbar design results in its rigid structure and enables direct power transmission to the master jaws in direct area of jaw guideways – effective counteracting of the loss of gripping force and resulting in high power transmission efficiency.