US Art Supply Iron Canvas Pliers, Dual Design with Hammer & Jaw Gripper Dual design: hammer and jaw gripper - Mated rounded teeth for secure, no-slip gripping on webbing, leather or canvas Use to hold a canvas in place and to stretch over a frame, Durable Cast Iron construction for years of use The hammer acts as a lever if a strong pull is required, or the tool can be used as a straight hammer These pliers, which are excellent for stretching webbing, leather, vinyl, or canvas, are made in the hammer jaw design 3" jaws of the pliers, Dimensions: 3"W x 8.25"L x 2"H