Profile: Ningbo Fengya Industry & Trade Co., Ltd. specializes in offering hand, pneumatic, power, automobile and safety protection tools. Our plastic quick release C clamp is provided with quick release screw mechanism for fast clamping action. The clamp includes 2 removable, hi-visibility clamp pads, and soft & rubberized handle for a firm hold. Double ring wrench is manufactured from chrome-vanadium/carbon steel, and is chrome plated for corrosion protection.