Fourjaw chuck for mini lathe material and durability Made of zinc alloy to provide strength and wear resistance. The fourjaw chuck offers a large holding span, efficient operation, and long service life in daily use. Practical replacement A reliable replacement for old or damaged chucks on a mini lathe. This chuck serves as a compatible substitute to restore or improve clamping performance. Size and gripping range Outer diameter: approximately 1265 mm (0.472.6 inches). Inner gripping range: approximately 1.856 mm (0.072.2 inches). Package contents Includes the lathe chuck, an Lshaped wrench, and a connecting rod. Function and compatibility Designed for mini lathes, suitable for holding a variety of workpieces within the stated gripping range and for tasks requiring secure, rigid clamping. Performance notes Zinc alloy construction provides rigidity and wear resistance, supporting repeated use with consistent clamping force. Use scenarios 1) Replacing a worn or damaged chuck on a hobby or lightduty mini lathe to restore grip reliability on small parts. 2) Machining small cylindrical parts such as shafts, pins, or spacers within the 1.856 mm range. 3) Precision hobby work including model making, light engraving, clock or jewelry component fabrication where stable workholding is needed.