MAXPOWER Adjustable Spud Spanner Set, Adjustable Wrenches with 300mm Adjustable Spud Wrench & 400mm Reversible Jaw Adjustable Spanner with Hammer & Pipe Wrench Function16 Inch Reversible Jaw Adjustable Spud Wrench: Jaw reversible to work as pipe wrench. Enhanced head to work as hammer. Wide Jaw opening from 0 to 1 5 8 inch (41mm). 12 Inch Adjustable Spud Wrench: Heat treated chrome vanadium steel. Max jaw opening 1 3 8 inch (34mm). Special Design: Continuously tapered handle for aligning bolts. Perfectly perpendicular and smooth Jaws Knurled Wheel turns smoothly for easy operation. Dual (inch metric) measurement