• Open end angle 15° with a slimmer head for improved accessibility • Ring end angle 15° for knuckle clearance or better grip • 5° ratchet action angle • Ratchet swivel head in 180° with fixed steps in every 15° • 12-point Dynamic-Drive™ profile provides longer life for screws and nuts • Chrome plated micro-matte finishing provides high quality surface • High-performance alloy steel • Quicker turning of fastener from the ratcheting action • Standards: ISO 3318 and DIN 3113