Precision marked scale indicate correct jaw opening. Heat treated adjustable chrome finish spanner Black Phosphate and polished head finish. Made of forged CRV steel. Extra wide design for comfortable grips. Fully body hardened for better strength Chrome Finished and have left hand thumb screw movement, adjustable jaws are fully hardened and tempered. Used for holding on fastening nuts and bolts. Care instructions: Keep out of reach of children, keep away from corrosive liquids
