A single sliding arm clamp can do the work of many different sizes of "C" clamp and, can do it nine times faster! The MMS series are very popular tools. Thay are th smallest of the all-steel shop floor line-up of clamps. These small clamps are great to have in your tool bag as they are light weight yet can be depended upon to create 400 ponds of clamping force time & time again. Designed & manufactured for years of dependable service. The MMS series may be small in comparison to other all-steel industrial clamps, but they are still packed with the features you've come to expect from a Bessey. Designed & manufactured for years of dependable service, these clamps are made in BESSEY's own German production facilities and, from steel that comes from BESSEY's own European steel mills BESSEY. Simply better.