Bulk 5/16″-18 6-Lobe (Torx) Flat Head Floor-Board Screws — Type F Thread-Cutting, Black-Phosphate Length:300 Qty - 5/16-18 x 5" Material: Carbon Steel

Material: Carbon Steel

Type F Cutting Point: UNC machine thread with fluted slot — forms internal threads in 0

System of Measurement Inch / SAE Lengths Available Offered in a range of common 1/4-20 lengths

The DurableCoat® white finish not only delivers 1000 hours of salt spray resistance

Length: Fully Threaded – See size options in menu above

Bulk 5/16″-18 6-Lobe (Torx) Flat Head Floor-Board Screws — Type F Thread-Cutting, Black-Phosphate Length:300 Qty - 5/16-18 x 5" Material: Carbon SteelMonster Overview: Ideal for steel decking, trailer flooring, truck beds, and thick plywood sub floors, these 5 16 18 6 Lobe (Torx) Flat Head Floor Board Screws feature a Type F fluted point taps mating threads in a pre drilled or punched holeno nut required; chips clear through the flute. A low glare, RoHS compliant black phosphate conversion coat partners with a factory wax oil film to deliver consistently low drive torque and added corrosion