This Adjustable Hook and Pin Wrench Set Includes (4) hook wrenches, (4) round pin adapters, (4) square pin adapters and (1) hex key.
The 4 Hook Wrenches will cover the most commonly needed sizes of 3/4″ to 2″, 1-1/4″ to 3″, 2″ to 4-3/4″, and 4-1/2″ to 6-1/10″; Ideal for adjusting, loosening, or tightening various fasteners like locknuts, bearings, and collars in a wide range of diameters.
The 2 types of interchangeable pin adapters will fit both square slots and round holes on collars, bearings, locknuts, and other machine components. (4x Square Pins: 5/16”-7/16”; 4x Round Pins: 5/32”-5/16” in diameters).
The spanner nut wrench tools with pin heads are all made of chrome vanadium steel with chrome finish for superior strength and corrosion resistance.