› Screws › Thread-Cutting › type f thread cutting screws › 82 flat type f thread cutting screws › six lobe 82 flat type f thread cutting screws › steel black phos and oil six lobe 82 flat type f thread cutting screws › 5/16-18X4 Six Lobe Flat Floor Board Screw Type F Black Phosphate

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5/16-18X4 Six Lobe Flat Floor Board Screw Type F Black Phosphate

(3164FTFB)

381.1332

Package Qty: 300

Total Price: $381.13

($1.2704/ea)

Quantity:

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Specifications 3164FTFB

Diameter: 5/16"
Full Size: 5/16" - 18 x 4"
Length: 4"
Drive Type: 6-Lobe
Threads Per Inch: 18
Head Type: Flat
U.O.M.: Imperial
Finish: Phosphate
Point Type: type-f
Thread Type: UNC
Material: Steel