Nonsparking straight pipe wrenches have a wrench head opening that is parallel to the handle and is used to turn threaded pipe and pipe fittings for installation or removal. - This common design contains no iron and won’t spark during use, making them suitable for use in flammable environments. - They are also nonmagnetic, allowing them to be used with magnetic resonance imaging (MRI) equipment. Handle Material / Aluminum Bronze Finish / Natural Jaw Capacity / 2 1/2 in Jaw Texture / Serrated Overall Length / 10 in Handle Type / I-Beam Tether Style / Tether Capable Non-Magnetic / Yes Nonsparking / Yes Corrosion Resistant / Yes Adjustable / Manual Adjustment Type / Groove Jaw Material / Aluminum Bronze Standards / FM Approved