Master Mechanic, 3 Piece, Adjustable, Wrench Set, Heat Treated Forged Steel, Includes 6", 8" & 10" Wrenches, All Wrenches Are Nickel Plated, Cushion Grip Handle, 10" Wrench Has A Maximum Opening Dimension Of 1.13", 8" Wrench Has A Maximum Opening Dimension Of 0.95", 6" Wrench Has A Maximum Opening Dimension Of 0.76", Meet Or Exceed All ANSI Standards.