84 tooth gear offers a 4.3 ° swing arc for easy access Locking flex head with 9-locked and unlocked positions for adjustable access angle Teardrop, low-profile head and flush-mounted on/off switch allow even more access in tight spaces Enclosed head design for extreme resistance to dirt infiltration Bright, full polish chrome finish easily wipes clean and resists corrosion Dual material comfort grip handle Meets or Exceeds ASME B107.10