【High Quality Material】: Our premium black lag screws are made of carbon stell , provide strength and good corrosion resistance. 【Black Zinc】: These Carbon steel black screws are coated with black Zinc, which gives the screws a classic look and increases corrosion and wear resistance 【Wide Applications】: These screws are ideal for outdoor, home and industrial applications such as deck building or joining wood. 【Size】: 1/4" x 2"; Diameter: 1/4"; Length: 2"; Head width across the Flats: 2/5". 【Package Include】: 10 x 1/4" x 2" Hex Lag Screws, and one plastic box Notice:If you have any problem, please contact us through email on Amazon without hesitation, we will reply you within 24 hours.