Magmabond anaerobic high strength retainer magmabond mag38 50ml magmabond anaerobic high strength retainer 50ml is a high strength retaining compound formulated for high strength bonding of press fit and slip fit assemblies it can also secure loose or worn parts and is oil tolerant for use with bearings typical applications include locking sleeves onto shafts and securing bearings into housings magmabond mag38 50ml anaerobic high strength retainer