Specification Brand : EASTLO BulletPoint1 : Thread Size: #4-40; Thread Pitch: 40 TPI; Thread Type: Coarse Thread/ UNC BulletPoint2 : Phillips Drive Size: #1, No.1; Package Includes: 200 PCS BulletPoint3 : Screw Length: 1/4 inch (measured excluding the head height); Head Diameter: 0.25 inch (6.3mm) ; Head Height: 0.068 inch (1.75mm) BulletPoint4 : Material: 304 Stainless Steel with black coating outside which is superior to regular stainless steel and any zinc plated fasteners, provides better strength and corrosion resistance in bad environments like high temperature, cold weather and high humidity areas without the need for time consuming and costly maintenance BulletPoint5 : Feature and Applications: 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 Color : Black DriveSystem : Phillips ExteriorFinish : Black Oxide GradeRating : Grade A ItemName : #4-40 x 1/4" Truss Head Machine Screws Black, Phillips Drive, 304 Stainless Steel 18-8, Black Oxide Coated Finish, Corrosion Resistant Round Head Machine Screws, Full Thread, Coarse Thread, 200 PCS ItemPackageDimensions_Height : 0.68 inches ItemPackageDimensions_Length : 3.95 inches ItemPackageDimensions_Width : 3.96 inches ItemPackageQuantity : 200 ItemTypeKeyword : machine-screws Manufacturer : EASTLO Material : Stainless Steel MeasurementSystem : Imperial MetalType : Stainless Steel NumberOfItems : 200 NumberOfPieces : 200 PartNumber : AB161001-200 ProductDescription : 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. ProductSiteLaunchDate : 2024-09-14T08:53:24.473Z Size : #4-40 x 1/4" SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 200 UnspscCode : 31161500