LOW PROFILE RATCHET: Up to 25% thinner head for access in tight spaces (1/4" DR and 3/8" DR only as compared to CMMT81747, CMMT81748, and CMMT81749) 72-TOOTH RATCHET: Delivers 5 degree arc swing EASY TOOL STORAGE: Durable Blow Molded Case ALL IN ONE MECHANICS SET: Contains as full assortment of sockets, ratchets, wrenches, and specialty bits for automotive enthusiasts and mechanics CORROSION RESISTANCE: Full Polish Chrome Finish FULL LIFETIME WARRANTY