Saini Industrial Corporation manufactures Shake Proof Lock Washer. Saini Industrial Corporation is an ISO 9001:2000 certified company. Saini Industrial Corporation supplies auto parts, electrical components, hardware components and sheet metal components for engines and machines. Shake Proof Lock Washer is made of M.S., E.N.9, EN-42J, copper, brass, stainless steel etc. Shake Proof Lock Washer is available in the size ranging from 1.6mm to 30mm. These lock washers are available in externally toothed, internally toothed and counter sunk type.