●Set included: Total 22 pieces spring clamps ( 2 inch x 18 Pieces, 3 inch x 4 Pieces ) ●30mm Jaw opening of 2-inch spring clamp ; 38mm mouth opening of 3-inch spring clamp ●90° Swivel pad provides a secure grip, hold irregular items and end effectively protect the surface of the work piece ●Made of Reinforced ABS material, plastic spring clamps good for thin work-pieces like plywood or MDF to exert force, features holds tight, sturdy and long-lasting ●Wide use in secures photography backdrops, woodworking assembly, and fastening, gluing works and model making