Profile: Columbia Rubber & Gasket Co. produces gaskets and rubber. Our product line includes fasteners, heavy duty black belt, lightweight belt, monofilament belting and nylon core belting. Our standard wormgear clamps include SAE 300 series stainless band and housing with SAE 1018 case-hardened steel, zinc plated & chromate dip screw. Our alligator is used in assembly lines, food, package & parts handling, checkout counters and agricultural equipment.