Specification Brand : uxcell BulletPoint1 : [SIZE&PACKAGE]: The thread specification of the knurled nut is M4, the outer diameter is 14mm / 0.55", the pitch is 0.7mm, and the thickness is 4mm / 0.16". The package includes 10 pcs of knurled nuts. BulletPoint2 : [MATERIAL]: These knurled wing nuts are made of aluminum alloy material. The lightweight characteristics make aluminum alloy nuts more convenient to carry and use. It also has good corrosion resistance, enabling aluminum alloy nuts to perform well in harsh environments such as moisture and salt spray and prolonging their service life. BulletPoint3 : [DESIGN]: Our grooved knurled nut design features a rounded flat style for easy handling. The rounded flat design has a low profile and a larger bearing surface, ensuring a secure hold and evenly distributing the load. The unique grooved texture not only enhances the grip but also facilitates efficient manual adjustments, making it perfect for professionals and DIY enthusiasts. BulletPoint4 : [INSTALLATION]: To use these knurled round nuts, simply align the nut with the intended screw and hand tighten directly. Installation is very easy. BulletPoint5 : [APPLICATIONS]: These knurled round nuts are suitable for a variety of applications such as machinery, automotive, electronics, and furniture assembly. Their sturdy construction and stylish colors make them both functional and aesthetically pleasing. Color : Red DriveSystem : Thumb DriveSystem1 : Spline DriveSystem2 : Thumb ExteriorFinish : Aluminum FinishType : Plain Finish GradeRating : Commercial ItemName : uxcell 10Pcs Flat Knurled Thumb Nuts, M4x14 x 4 mm Pass Hole Nut, Aluminum Alloy Diamond Knurled Nut Flat Head Through Hole Lock Adjusting Nuts for 3D Printer, Red ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 0.02 centimeters ItemPackageDimensions_Width : 6 centimeters ItemTypeKeyword : thumb-nuts Manufacturer : uxcell Material : Aluminum MeasurementSystem : Inch MetalType : Aluminum NumberOfItems : 10 NumberOfPieces : 10 PartNumber : a24071700ux1923 ProductDescription : Description: Material - These knurled wing nuts are made of aluminum alloy material. The lightweight characteristics make aluminum alloy nuts more convenient to carry and use. It also has good corrosion resistance, enabling aluminum alloy nuts to perform well in harsh environments such as moisture and salt spray and prolonging their service life. Design - Our grooved knurled nut design features a rounded flat style for easy handling. The rounded flat design has a low profile and a larger bearing surface, ensuring a secure hold and evenly distributing the load. The unique grooved texture not only enhances the grip but also facilitates efficient manual adjustments, making it perfect for professionals and DIY enthusiasts. Installation - To use these knurled round nuts, simply align the nut with the intended screw and hand tighten directly. Installation is very easy. Applications - These knurled round nuts are suitable for a variety of applications such as machinery, automotive, electronics, and furniture assembly. Their sturdy construction and stylish colors make them both functional and aesthetically pleasing.