ABOUT THE DETAILS - The metal c clamp has an overall length of 17cm, an adjustable opening range of 0-4cm, a throat depth of 3cm, a thread diameter of 0.55cm, and the handle length of 10cm. HEAVY DUTY C-CLAMP - Our welding clamps set is forged from high-quality high-carbon steel with a brushed surface design and high overall hardness and torque. The rubber-covered handle has a non-slip textured design for a comfortable grip and is not easily dislodged HANDLE DESIGN - These welding locking clamps are ergonomically designed with adjustable swivel screws to help you easily adjust the correct size for comfortable use. A quick-release lever at the handle ensures quick locking, unlocking, and repositioning. THICKENED SWIVEL PAD - The locking c clamps are designed with thickened swivel pad to prevent scratches for wooden joints or glass and to clamp various shapes without distortion. MULTIFUNCTIONAL TOOL - Our face clamps can be used in a range of industries including automotive repair, carpentry, welding work, ceiling fixing, construction, cladding, engineering, metalwork, cabinet repair, and more. Ideal for home, workshop, and professional use., Weight: 2.81750770836 pounds, Manufacturer: JEUIHAU