Proto J3045 Open End Wrench Alloy Steel, Satin, 15 16 in_1 in Head Size, 11 1 2 in Overall Lg, Std 4LAN1 UL Electrical Composition Code C1 UL Electrical Composition Code C1 9 ) C2 7 ) C3 6 ) C4 4 ) C5 5 ) C6 3 ) C7 4 ) C8 2 ) C9 3 ) C12 6 ) M1 6 ) M2 4 ) M3 4 ) M5 2 ) M6 2 ) M7 6 ) M8 4 ) M9 2 ) SF1 3 ) SF2 2 ) MF1 2 ) MF2 2 ) C10 2 ) M4 2 ) C13 1 ) Electrical Durability 1000000 cycles Fade Resistant 100 2010 Wrench Shape Straight Tether Capable Tether Capable Ratcheting Configuration Non Ratcheting Wrench Material Steel Wrench Item Open End Wrench Reversing No Single End Double End Double End Insulated No Wrench Product Grouping Wrenches Head Type Standard Opening Angle (Deg 24 lb Measurement Type SAE Tether Style Tether Capable Head Thickness 29 64 in