Adjustable wrenches developed according to the scientific ERGO™ process|Standards: ISO 6787, DIN 3117, ASME B107.8M - 1996 and BS 6333|High performance alloy steel|Comfortable non-slip thermoplastic grip handle|Scale in mm for pre-adjusting and accurate measurement|The jaw does not fall out even at maximum opening of the wrench|Head angle 15º provides better accessibility|Left turning screw|P series: Reversible jaw for pipe use|Black finish. Precision hardened and anti-corrosion treated