Specification Brand : uxcell BulletPoint : 10pcs M4 M5 M6 M8 Hand Adjusting Nut /Bakelite T Type Plastic Head Handle Thumb Nuts Wood Plum Bolt BulletPoint1 : [SIZE&PACKAGE]: The thread specification of the knurled nut is M3, the outer diameter is 12mm / 0.47", the pitch is 0.5mm, and the thickness is 4mm / 0.16". The package includes 30 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 : Gold DriveSystem : Thumb DriveSystem1 : Spline DriveSystem2 : Thumb ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier : 8791261977386 ExternallyAssignedProductIdentifier1 : 611677700966 ExternallyAssignedProductIdentifier2 : 0611677700966 FinishType : Gold GpsrSafetyAttestation : 1 GradeRating : AISI 303 Stainless Steel (18-8) ItemName : uxcell 30Pcs Flat Knurled Thumb Nuts, M3x12 x 4 mm Pass Hole Nut, Aluminum Alloy Diamond Knurled Nut Flat Head Through Hole Lock Adjusting Nuts for 3D Printer, Gold ItemPackageDimensions_Height : 0.47 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 1 ItemTypeKeyword : thumb-nuts Manufacturer : uxcell Material : Aluminum MeasurementSystem : Metric MetalType : Aluminum Alloy ModelNumber : 62221-TTNIE-4 NumberOfItems : 30 NumberOfPieces : 30 PartNumber : a24071700ux1919 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.