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5/16 x 1-1/2 (50 Pack) Lag Screw Kit, 50 Screws and 50 Washers, Ceramic Black Ruspert Coating for Exterior Use, Meets ASTM A307 and ASME B18.2.1, Industrial/Commerical Grade by Makers Bolt 5/16 x 1-1/2

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5/16 x 1-1/2 (50 Pack) Lag Screw Kit, 50 Screws and 50 Washers, Ceramic Black Ruspert Coating for Exterior Use, Meets ASTM A307 and ASME B18.2.1, Industrial/Commerical Grade by Makers Bolt

Product Features

  • Diameter: 5/16" | Length: 1-1/2" | Head width: 1/2"
  • Kit includes 50 Grade 307A lag bolts and 50 USS flat washers (outside diameter 7/8")
  • Coated with Black Ruspert, a 4 layer weatherproof ceramic coating that provides 2x rust resistance of galvanized
  • Suitable for use in ACQ treated lumber, pilot hole recommended for installation
  • Meets ASTM A307, ASME B18.2.1, and ASME B18.21.1