Proto J3118 Double End Open End Wrench, 9 16 in Head, 5 5 8 in OAL, 15° 60° Offset, Alloy Steel, Chrome 51205K149 Slips Insole Material Rebound Foam Slips Insole Material Rebound Foam Non Marking Upper No Static Dissipative No Chemical Resisting Sole (PRINT) Yes Construction Direct Attached Metatarsal Guard (PRINT) No Maximum Heat Rating (PRINT) 300 Degrees F Metatarsal Guard System Not Applicable Puncture Resistant Sole (PRINT) No Slip Resistance Value Mark II Dry 1 Toe Cap Material Steel Midsole Material (PRINT) Polyurethane Slip Resistance Value Mark II Oily Wet 0 Impacts per Minute 850 corrosion resistant Material Alloy Steel Finish Chrome Head Size 9 16 in Overall Length 5 5 8 in Opening Angle 15° 60° Head Offset Angle 15° 60° Head Thickness 15 64 in 1 4 in Head Type Standard Measurement Type SAE Single End Double End Double End Opening Type Rounded Handle Type One Piece Tether Style Tether Capable Corrosion Resistant Yes Country of Origin United States