Bundle Include: A -- 9 discs collar axle housing with carrying case master/universal aluminum bush drive seal kit for automotive wheel bearings. B -- Axle seal and bearing remover set with slide hammer yoke and 3 rear axle puller adapters, 1 to 1-7/8", 1-5/16" to 2-3/8", and 1-3/8" to 2-7/8" IDs respectively to remove semi-floating rear axle bearings..A1 -- Forged from high strength aluminum for extra durability and strength, the driver and discs feature extraordinarily long service life and don’t mark bearings. The solid, knurled handle offers extra grip and control during use. Collars/discs of 9 different sizes fit standard races used in most wheel bearing applications..A2 -- To use, simply select the correct bushing, align straight and centered, and then pound in/out. Suitable for straight installation on cars, small engine trucks, motorcycles, etc. Our 9-disc and 1-driver set simplifies bearing installation for everyone from master mechanics to DIY novices. Our super sturdy and well-designed tool set guarantees long service life without damaging your bearings..B1 -- This 8-piece professional axle, bearing, and seal removal tool set by Orion Motor Tech provides a 5/8" slide hammer, yoke, locknut, hook, and adapters to let you quickly, easily, and safely repair rear axle problems on the vast majority of domestic cars and light trucks. Lock the slide hammer onto the 4-point yoke to set up a flange type axle puller that will let you extract parts with threaded holes, including stud axles, spur gears, and more..B2 -- The 2.5 pound slide hammer and its sturdy T handle provide the firm grip and torque needed to pop out worn and damaged seals and other press fit parts using the included hook. This versatile slide hammer puller set is constructed from AISI 1045 medium carbon steel for outstanding strength and durability; the hammer is chrome-plated, its yoke is galvanized, and each adapter is blackened to give you even greater performance, strength, and longevity.