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5/16-18x2-1/2" Star Drive Flat Head Trailer Floorboard Deck Scews Phos & Oil
Home › Shop › Inch Fasteners › Thread Cutting / Rolling Screws › Thread Cutting Screws › Grade 2 Star Drive - Floorboard Screws › 5/16-18x2-1/2" Star Drive Flat Head Trailer Floorboard Deck Scews Phos & Oil
These screws feature a Star Drive and a Type F Thread cutting point. The Star Drive is Torx® compatible and will help prevent stripping during installation. A predrilled pilot hole is recommended before installation.
Diameter/Pitch: 5/16"-18
Grade: Case Hardened Steel
Length: 2-1/2"
Finish: Phosphate & Oil
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full
Point Type : Type F - Thread Cutting
Wrench Size: T40
Recommended Predrill Hole Size: L
Part Number: 31C250SFBP
