Open-end - ring ratchet spanners metric. Standards: ISO 1711-1 and DIN 3113. Material: high alloy quality steel. Position of the jaw: 15 degrees with a smaller head for improved accessibility. Ratchet with 12 teeth in the ring for good productivity in application. Twelve-sided Dynamic Drive profile for a longer service life of screws and nuts. Action angle 5. Convenient toggle to change direction: left / right. Larger size and double-sided size indication for easy recognition. Chrome-plated and matte polished for high-quality surface.