Heavy Duty Anti Seize, 2.3 lb Can ORS NASCO Designed for welding gray iron Designed for welding gray iron castings to themselves as well as joining them to mild steel Can also be used to repair castings A preheat and interpass temperature on at least 350°F is required during welding Versatile fastening tool offers user multiple fastening options in a single tool design Wrench has laser etched SAE MM scales and wide jaw opening Pass thru reversible ratcheting system works over long threaded rod where normal ratchets and sockets won’t fit Every pass thru socket replaces one standard and one deep Universal design fits 6 fastener types—hex Metal free Excellent lubricity Provides outstanding lubrication to all metals including stainless steel aluminum and soft metals