Ampco WS 1811 Striking Wrench, 1 13 16 in Head, 10 in OAL, 6 Point Box End, Aluminum Bronze, Non Sparking, Non Magnetic 1064N11 Single Acting Double Acting Single Acting Single Acting Double Acting Single Acting Item Hydraulic Ram Effective Area 11 Non halogenated Fire Resistance Type Intumescent Shelf Life 2 yr Composition Silicone Non Toxic No Expansion Temperature 350 Degrees F For Material Type All Common Construction Surfaces Firestop Type Sealant Caulk Maximum Service Temperature 185 Degrees F Flame Spread Index 0 Color Family Red Smoke Developed Index 0 Water Activated Not Applicable Drying Time 2 hr Minimum Application Temperature 35 Degrees F Firestop Material Type Caulk Formulation Latex Based For Location Construction Joints Bronze Measurement Type SAE Corrosion Resistant Yes Nonsparking Yes Head Offset Angle 0 Degrees Head Type Standard Country of Origin United States MIL I 17214 Number of Points 6 SAE or Metric SAE Offset 0 Degrees Tether Capable Standard Tool (Accessory Needed for Tethering) Handle Type Straight Weight 2