7/8-9 x 20 A307A Hex Bolt Plain Steel

1-8 x 11 A307A Hex Bolt Zinc Plated

3/8-24 x 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1100)

5/16-18 x 1 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (850)

reliable connections in outdoor applications with this high strength steel fastener

1-15/16" X 3" HSS Annular Cutter, Qualtech, Premium, DWC5-530-378 Powers Wedge-Bit™ Carbide Drill Bits 7/8-9 x 20 A307A HexAnnular cutters are designed for fast, efficient hole making. Annular cutters cut only that material necessary to produce a quality hole. Works with Hougen Magnetic Drill, Milwaukee and similar machines.