SIZE C-CLIP: This set includes 4 heavy-duty C-clips. C-clamp 34mm long, 24mm wide, 30mm opening, 16-25mm clamping range, with M8 threaded holes. Heavy Duty C-Clamp: Woodworking tiger clip is made of 304 stainless steel with electroplated surface. It has high-quality anti-rust, anti-corrosion, anti-scratch performance, not easy to deform, compact structure, and can be used for a long time. Constructed of a sturdy cast and forged steel frame. There are M8 threaded holes on the top/side/bottom of the C-bracket, which can hold items firmly without deformation. EASY TO USE: The heavy duty C-clamp has M8 threaded holes with a 30mm opening. Workpieces of different shapes can be clamped by adjusting the positioning screw, which is easy to operate and effectively improves your work efficiency. Assembly, fastening, bonding and welding in metalworking, woodworking, construction and automotive applications. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin