545™ Thread Sealant, Hydraulic Pneumatic Fitting, 250 mL Bottle, Purple ORS NASCO flake or become dry and flake or become dry and brittle Contains no chemicals Never requires hydration to soften sharp welding pliers is a must tool for mig welding operations Multipurpose tool with 8 functions resulting in more efficient time and production Durable carbon steel construction paired with an easy to use spring operated handle Designed for locking and sealing of metal pipes and fittings Specially formulated to offer high lubricity for easy assembly and removal Recommended for fine threaded fittings as used in hydraulic and pneumatic installations and small fittings in general Suitable for fittings up to 50 mm in diameter including pneumatic and hydraulic fittings Contains no fillers or particles that could contaminate system fluids