ITEM NO: ANAP series Interchangeable chrome vanadium alloy steel open-end head A push of the locking pin provides quick-change action with different head types or sizes Positive lock scale setting feature Ergonomically designed, anti-slip TPR plastic grip handle Measures in both tightening torque (CW) and loosening torque (CCW) Tolerance of torque accuracy ±4% CW and ±4% CCW Tested and certified according to DIN EN ISO6789, ASME B107.300 (ASME B107.14)