Bulk 5/16″-18 Unslotted Indent Hex-Washer Serrated Head Thread-Cutting Screws — Type F, Bright-Zinc & Hydrogen-Relief Baked 440286 Drive Type: Requires 5mm Hex

Drive Type: Requires 5mm Hex Key

• Matching M36 Nuts & Washers

Fast warehouse fulfillment from Florida

Identified by nine radial lines on the head

offering exceptional tensile strength and load-bearing capacity

Bulk 5/16″-18 Unslotted Indent Hex-Washer Serrated Head Thread-Cutting Screws — Type F, Bright-Zinc & Hydrogen-Relief Baked 440286 Drive Type: Requires 5mm HexMonster Overview: Ideal for steel framing, trailer decks, dock construction and timber to steel joints, these 5 16 18 Unslotted Indent Hex Washer Serrated Thread Cutting Screws combine quick assembly with shake proof clamping. Heat treated carbon steel blanks boast a bright zinc electro plate, are hydrogen relief baked, then factory dry waxed to keep drive torque low. A ring of radial serrations under the washer bites into the mating surface to resist