The GEARWRENCH 90-tooth ratchets have a 4 degree swing arc and low-profile head for easier access to hard-to-turn fasteners. The 90-tooth design exceeds ASME torque performance requirements, delivering one of the strongest ratchets on the market. GEARWRENCH ratchets help you GET IT DONE.90-tooth gear delivers a 4 degreeswing arc to turn a fastener in tight confinesPremium ratchet tang retention system, with precision engineered ball detent, locks in sockets and prevents sockets from falling without pressing quick release buttonTeardrop low profile head and flush mounted on/off switch allow better access in tight spacesHighly visible on/off markings on the head for fast size identificationPrecision engineered high strength pawl for increased durabilityBright, full polish chrome finish easily wipes clean and resists corrosionMeets or exceeds ASME specifications