Check the listing for details. 5/16-18 x 1" Truss Head Machine Screws, Phillips Drive, Fully Machine Thread,.... Condition: New. Listed at 17.65 USD. 5/16-18 x 1" Truss Head Machine Screws, Phillips Drive, Fully Machine Thread, 18-8 Stainless Steel 304, Bright Finish, Pack of 20 ✓ Free 60 Day Returns ✓ Free Express Shipping Description: SIZE:5/16-18 x 1" Package Included: 20 PCS Phillips truss head machine screw has a head with flat underside and a slightly domed top which offers a much larger contact surface. They are often used with nuts or driven into tapped holes with a phillips drive to prevent over-tightening. They are known for their effecient application performance and endurance widely used in a variety of industries such as construction, manufacturing, engineering, assembling and so on. The high quality 304 stainless steel provide perfect strength and good corrosion resistance in bad environments like high temperature, cold weather and high humidity areas without the need for time consuming and costly maintenance. Contact Us: If you have any questions when using, please feel free to contact us by Amazon message. Features: Package includes 20 PCS 5/16-18 x 1"; Phillips Drive Size: #4Screw Length:1 inch or 25mm (excluding the height of the head).Diameter of the head: 0.698 inch (max); Height of the head: 0.183 inch (max); Thread Pitch: 18 TPIThread Coverage: Full Thread; Exterior Finish: Bright Finish; Color: Silver ToneMade of 304 Stainless steel which provides good strength and perfect corrosion resistance in bad environments like high temperature, cold weather and high humidity areas without the need for time consuming and costly maintenance. Product Details: Material: Stainless SteelDrive System: PhillipsHead Style: TrussExterior Finish: Stainless SteelThread Size: 5/16"-18Package Dimensions ‏ : ‎ 4.02 x 3.94 x 0.83 inches; 6.74 ouncesItem model number ‏ : ‎ AB160605-20Date First Available ‏ : ‎ May 30, 2020Manufacturer ‏ : ‎ EASTLOBest Sellers Rank: #16,833 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #52 in Machine Screws#52 in Machine ScrewsCustomer Reviews: 4.7 4.7 out of 5 stars 308 ratings