1Ideal for quickly holding down sheet metal or circuit boards, for machine operation, welding, mould, electronic equipment assembly,etc field. 2During clamping, the lever is controlled to prevent impact on functioning due to side thrust. 3Low height design, retracted clamp will allow for vertical removal of clamped item, mechanism allows maximum clearance. 4Ergonomic design handle for easy, safe and comfortable operation. 5Made of high quality iron galvanized material, rust, corrosion resistance, durable.