Bulk 5/16″-18 Unslotted Indent Hex-Washer Serrated Head Thread-Cutting Screws — Type F, Bright-Zinc & Hydrogen-Relief Baked 440286 General manufacturing and production lines

General manufacturing and production lines

Drive Type: Requires 5mm Hex Key

Two-Way Reversible Design: Allows for easy assembly from either side

Identified by nine radial lines on the head

48-2 Thread-Forming Geometry: Maximises pull-out resistance while fighting strip-out in ABS

Bulk 5/16″-18 Unslotted Indent Hex-Washer Serrated Head Thread-Cutting Screws — Type F, Bright-Zinc & Hydrogen-Relief Baked 440286 General manufacturing and production linesMonster 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