Product Description
From the Manufacturer
The Jacobs BT 50 milling chuck has a clamping range of up to 42-mm Diameter with 135-mm of projection and is prebalanced at 10,000 RPM. Made of high alloy steel that is properly hardened and heat treated the Jacobs BT 50 milling chuck has both greater durability and a longer life. The Jacobs BT 50 milling chuck is extremely precise and accurate with a concentricity of TIR <= .0002-Inch at 4-Inch from the nose. The unique bearing system of the Jacobs BT 50 milling chuck provides a superior grip. The Jacobs BT 50 milling chuck is used for Heavy-duty milling and is suitable for CNC machines and machining centers with automatic tool changers. Through spindle coolant is standard for Jacobs milling chucks which have all been laboratory certified for both accuracy and gripping torque. All milling chucks include a one year factory warranty
