The BESSEY - MMS-12 is a bar clamp primarily intended for industrial applications such as assembly, woodworking, gluing, welding, metalworking, plumbing, pipe holding, and leveling non‑porous surfaces. Made with a steel bar and handle, it fits as a standard rail bar type. Rated for clamping capacity up to 12 inches and maximum clamping force up to 400 lb, it operates with a clamp function, utilizing a long rigid bar with a fixed head at one end, a lockable adjustable sliding head, and a bar slide as the sliding mechanism. Key features of the BESSEY - MMS-12 Bar Clamp include: Bar Size and Material: Steel; Bar size 1/4 inch; Bar thickness 17/32 inch. Clamping Capacity and Force: Clamping capacity of 12 inches and a maximum clamping force of 400 lb when fully tightened.Handle Style: The handle is 3 1/2 inches in length, a sliding T style, made of steel.Jaw Pad Type: Swivel pad allows for efficient clamping.Maximum Jaw Opening: The jaw pad has a maximum opening width of 12 inches.Includes: The product package comes with Standard Rail Profile and Standard Crimped on Swivel Pads.Throat Depth: 2 1/4 inches.