The Loctite 638 adhesive is designed for the use of bonding cylindrical parts, this product can withstand high temperature and tolerates minor contaminates that may affect the adhesive e.g.. industrial oils. The adhesives is a retainer allowing for leak free bonding solution for repairs of minor damage. the volume of this product is 3ml. Main Features: High Temperature Resistance Tolerates minor Contaminants, Including Industrial oil High strength on all metals, including passive substrates Ideal for shafts, gears pulleys and cylindrical parts i.e.. rods Technical Specification: Max. gap size: 0.25 mm Service temperature range: -55 to +180°C Approvals: P1 NSF Reg. No.: 123010 WRAS Approval (BS 6920): 0511518 Fixture time steel: 4 min. 1 Year Guarantee Included