#14 x 4-1/2 Inch Structural Wood Screws Kit(55PCS), Heavy Duty Exterior Timber Screws, Black Lag Screws for Wood with Washer Head, Structural Construction Screws with T30 Star Drive Bit #14 x 4-1/2" 55
#14 x 4-1/2 Inch Structural Wood Screws Kit(55PCS), Heavy Duty Exterior Timber Screws, Black Lag Screws for Wood with Washer Head, Structural Construction Screws with T30 Star Drive Bit
Product Features
- ALLOY STEEL MATERIALEach structural wood screw features a modified truss washer head with a diameter of 0.55 inches. Made from heat-treated steel, these black lag screws for wood ensure durability and reliability for long-lasting woodworking projects.
- RUST-RESISTANT COATINGEach black finished wood deck screws has passed a 1000-hour salt spray test, ensuring superior resistance to rust and corrosion. Ideal for use in extreme outdoor environmentsincluding sun, humidity, rain, and snow.
- NOTCHED TIP & KNURLED SHANKThese self-tapping tip wood screws feature a knurled shank that reduces drilling torque, while the serrated threads allow for damage-free penetration into wood.
- WASHER HEAD & STAR DRIVEThe T30 star drive bit combined with the washer head on these long wood screws ensures efficient torque transfer, minimizing slippage and cam-out for a safer fastening process.
- WIDE APPLICATIONSSuitable for wood projects such as decks, fences, timber frames, windows, and outdoor structures. Works with softwood, hardwood, ACQ-treated lumber, and construction wood products.