A shorter handle radius also helps to limit the horizontal space required to clamp in tight spaces. It’s flat T-Handle design has a reduced angle which decreases the overall height of the handle.Adjustable Handle, T-Handle Design, Cast Zinc, M8 x 50mm Stainless Steel External Thread, 65mm Handle Diameter The contoured handle offers an extremely comfortable grip and allows uniform clamping pressure to be applied fully around the thread..