The bahco ergo pipe wrench is a multi purpose pipe wrench black oxidised and anti rust treated high alloyed hardened special steel with precision induction hardened jaws outer handle of hardened sheet metal with ergonomically designed soft warm to the touch high friction handle with a strong stable core thermoplastic surface on tough polypropylene gives a superior grip optimised design with narrower jaws gives perfect accessibility even in cramped corners patented progressive teeth angled aggre