High quality materialThis screw tube clamp kit is made of durable and stable cast iron, durable. Ergonomic handlingHand-cranked ergonomic handling, comfortable grip, effectively improving work efficiency; Ergonomic handle provides easier tension and reduces hand fatigue. Ideal tube spacersOne end of the threaded tube clamps the tube to the fixed threaded connection and the other end can be moved anywhere on the tube, and to the position specified by the spring clip mounting plate. Greater StabilityLarge feet provide greater stability and free space between the handle and the worktop. Wide scope of applicationCompatible with the quick-clamp tube of inch hand tools, holds your wood precisely in place while gluing. Product This 3/4 inch clamp kit is perfect for loggers working on wood cabinets and boxes. Features: Made from high quality wrought iron, high temperature treatment, high hardness and durability. Made of heavy-duty cast iron that keeps the wood stable while you work. Easy to use tension force, sturdy and durable structure is simple. Lever locks of spring for every position needed and provides quick release. Ergonomic angled handle, comfortable grip, effectively improve work efficiency. Use 3/4 inch tube to make a clamp to fix the desired length. Specification: Material: Cast Iron Color: Red Weight approx. 1260g Type: 3/4 wood working clamp tube Package Included: 1x set of clamps for woodworking (tube is NOT included) Note: shooting light and different monitors may cause the color of the items in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.