Material: Made of high quality stainless steel, corrosion and rust resistant, very strong and not easy to break. It is used to fasten two parts together by turning screws. It is very suitable for woodworking and metal parts. Dimensions: length 34mm / 1.3in, width 24mm / 1.0in, height 30mm / 1.2in, aperture 30mm / 1.2in, clamping range 16-25mm / 0.6-1.0in. The hole diameter is an M8 threaded hole with an adjustable adjustment screw, which can be easily clamped on any desktop, and the clamping thickness is about 0.6-1in. Designed for photography, carpentry, welders, construction workers, trucks or DIY. 💡Note: Due to manual measurement, the size may have an error of 2 cm/1 inch; due to different displays and angles, the color and size may be slightly different, thank you for your understanding! AAFGVC welcomes your purchase! We look forward to showing you your shopping experience. Our service: We strive to provide customers with high-quality products and services. If you can't find the