The Bahco 90 Series Black Phosphated ERGO Adjustable Wrench with a reversible jaw, giving a combination of a pipe grip facility or adjustable wrench.. The 9031P has a phosphated finish which has been precision hardened and anti-corrosion treated. A comfortable slip-free, warm thermoplastic handle provides comfort during use. The fixed jaw has a measurement scale. Length 200mm (8in). Max jaw opening 38 mm.