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1. Professional flooring installation screwsSpecifically designed for flooring panels, Type F structure, can be quickly selftapping cut into the wood surface, to ensure a solid bite, for hardwood, laminate flooring and other efficient installation.2. Black Phosphate Anticorrosion CoatingThe surface is treated with black phosphate to enhance corrosion resistance and abrasion resistance, suitable for indoor and mildly humid environments, prolonging the service life of screws.3.Extra drill bits includedEquip with the corresponding drill bit model to meet temporary needs. For longterm use, it is recommended to purchase additional bits separately.4. Countersunk head design matching drill bitsFlat Head structure ensures that the screws are flush with the surface of the plate after installation, beautiful and no protrusion 932inch 7.2mm drill bit is included, which is easy to predrill holes to match and enhance the installation accuracy.5. Highlights Refinement Floorspecific, Torx highefficiency drive, rustresistant coating, countersink levelling, matching drill bit in one step. MORE DETAILS asin B0DXF4BK58 bestsellersrank 8,967 in Industrial Scientific See Top 100 in Industrial Scientific 2 in Thread Forming Cutting Screws brand Bopowo color black customerreviews 4.3 4.3 out of 5 stars 322 4.3 out of 5 stars drivesystem Torx exteriorfinish Black Oxide fastenersize 51618 x 212 fastenertype Deck Screws finishtypes Black Phosphate Coated graderating Class 8.8 headtype Flat itemdiameter 7.94 millimeters manufacturer Bopowo materialtype Carbon Steel maximumshearstrength 70000psi metaltype Carbon Steel numberofitems 100 numberofpacks 1 numberofpieces 100 outsidediameter 0.31 inches partnumber DBQG51618 x 212100 screwheadstyle Flat screwpointstyle Flat Point setname 100pcs setscrewthreadtype Unified National Coarse UNC sizename 51618 x 212 threadclass 8.8 threadcoverage Fully Threaded threadsize 51618 x 212 threadstyle Right Hand threadtype Unc unitcount 100 Count
