Applicable Pipe Size The pipe clamp assures accurate fitup of 2 6/5.1 - 15.2 cm/ 5" - 12"/12.7 - 30.5 cm pipes. It is fit for most common sized pipes or tubes and works great on all standard pipeline fit ups. for Pipefitting: The versatile ultra clamp can be used for multiple fit ups, including pipe to pipe, pipe to fitting, pipe to flange, and pipe to tee. Sturdy Carbon Steel: The pipefitter clamp is made of forged carbon steel. It has a powder coating finish to improve its usage lifetime, so you don't have to worry about it becoming rusted or falling apart. Lightweight & Portable The ergonomic twohand operating handle for comfort and ease of use and each joint is reinforced with rivets for durability Easy Adjustment Maintain balance with the two wide grip plates while pressing the quickacting Lever. The screws smoothly glide up and down for fast pipe insertion and removal after welding. Adjustment is simple and quick with our ultra clamp.