Incorporated in 1979, Sterling Tools is promoted by Shri M.L.Aggarwal. The company is engaged in high tensile fastners.The plant is located in Faridabad (Haryana). Sterling Tools Ltd (STL) is one of the leading original equipment (OEM) suppliers for fasteners in the country. Major product is Cold Forged Fasteners, with rest of the product range being made up by Socket head cap screws, Socket head shoulder screws, Socket low head cap screws, Socket countersunk head screws, Socket button head cap screws, Flange screws, Studs, Hex bolts and nuts. It has also promoted a new B2B (Business Profile-to-Business Profile) portal for automotive spare parts called `sparesindia.com`. Sparesindia will enter the business of helping auto component makers Web-enable their distribution and sales setups.