A C-clamp (also known as a G-clamp) is a type of clamp device typically used to hold a wood or metal workpiece, often in carpentry, welding, or metalworking. It gets its name from its C-shaped frame.?? Key Parts of a C-Clamp:Frame – The large "C" shaped body made of steel or cast – A threaded screw that moves through one end of the Head or Pad – A flat disc at the end of the screw that presses agait the – Used to turn the screw, tightening or loosening the clamp.??? Common Uses:Holding workpieces during cutting, drilling, or ng objects together for gluing in ling parts in mechanical work.