The Tri Clover Clamps, which we supply, are reckoned for their sturdy make and quality. We are manufacturers of Stainless Steel Heavy Duty Tri Clover Clamps, since last 29 years. We manufacture tri clover clamps, by lost wax investment casting process. Following is whole assembly of Tri Clover Clamps: a) Clamp set, b) wing nut. Finishing: Matt Finish. Size: 1½ inch to 4 inches.