2*4" spring clamp set 2*4" spring clamp set1,spring clamp for light clamping duty. 2,made of a mickel palted steel body and spring with vinyl tips.. metal spring clamp1,spring clamp for light clamping duty.2,made of a mickel palted steel body and spring with vinyl tips to prevent scratching.3,also has vinyl coated grips for comfort.4,size:3",4",5",6",9"