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" System of Measurement Inch /

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

Material: Carbon Steel

Dual-Drive Head: 7/16″ hex and straight slot for maximum installation flexibility

Electronics and instrumentation

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" System of Measurement Inch /Monster 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