90-tooth gear delivers a 4° swing arc to turn a fastener in tight confines; Compact head design is 20% narrower than standard 3/8" drive ratchets for access; Precision engineered high strength pawl for increased durability; Stubby handle length for when clearance is limited; Highly visible on/off markings on the head; Enclosed head design for extreme resistance to dirt infiltration; Teardrop, low-profile head and flush-mounted on/off switch allow better access in tight spaces; Bright, full polish chrome finish easily wipes clean and resists corrosion; Meets or exceeds ASME specifications