Proto J3126 Double End Open End Wrench, 13 16 in Head, 7 1 2 in OAL, 15° 60° Offset, Alloy Steel, Chrome MAT251 Riveted Jaw Pin for Safety Riveted Jaw Pin for Safety Jaw Material Steel Standards ASME Tether Style Tether Capable Insulated No Corrosion Resistant Yes Adjustable Manual Adjustment Type Screw Mechanism Jaw Texture Serrated Non Magnetic No Finish Natural Up to 50m lowering height Material Alloy Steel Finish Chrome Head Size 13 16 in Overall Length 7 1 2 in Opening Angle 15° 60° Head Offset Angle 15° 60° Head Thickness 19 64 in 5 16 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 13 16 in head size