Built for heavy-duty use, the TEKTON 4-Inch Supergrip Spring Clamp is able to perform an almost endless variety of jobs. From projects around the house, to woodwork in the garage, no job is too tough for extra strong nylon and fiberglass construction. The handles are cushioned non-slip textured grips that are comfortable and easy to use. Non-slip padded jaws securely grip work pieces without damaging surfaces. A tempered steel spring ensures consistent holding power. The clamp is backed by a lifetime replacement guarantee. Specifications: Jaw Capacity: 1-3/4-Inch.