Specification BulletPoint1 : M3 Square Nuts are Made of High-quality Iron, Plating and Zinc, Which are Very Suitable for Various Application Environments. BulletPoint2 : The Surface of The Square Nut Contacting the Fixed Part is Large, and It Has Strong Resistance to Loosening. lts Design Separates it From the Material, Making the Weld Seam Easy to Penetrate. BulletPoint3 : It Can be Widely Used in Various Precision Machinery, Classification Instruments, Meters, Electronic Products, Household Appliances, Communication Products, Locks, Lamps, Lamps, Toys, Etc. It is Ideal For all Kinds of Workers and Maintenance Personnel From Plumbers to Professional and Amateur Assemblers. With Internal Thread, Can be Used Together With Bolts. BulletPoint4 : Material: Steel; Thread Diameter: 3mm; Four Corners: 7 mm; Thickness: 2 mm;Pitch: 0.5mm BulletPoint5 : The package contains:200pcs M3×7×2 Square Nuts Color : Silver DriveSystem : Square ExteriorFinish : Zinc,Steel,Iron ExternallyAssignedProductIdentifier1 : 731551461322 ExternallyAssignedProductIdentifier2 : 0731551461322 FinishType : Silver GradeRating : Industrial ItemName : 200pcs M3 Square Nut, Metric Coarse Thread Nut,Zinc Plated, Silver Tone(Size: M3×7×2). ItemPackageDimensions_Height : 15.3 centimeters ItemPackageDimensions_Length : 1.5 centimeters ItemPackageDimensions_Width : 6.3 centimeters ItemTypeKeyword : square-nuts Manufacturer : DGZ Store Material : Materials: iron, plating, zinc. MetalType1 : Alloy Steel MetalType2 : Iron NumberOfPieces : 200 PartNumber : v00900001 ProductDescription : M3 square nuts are made of high-quality steel, and are widely used in industrial machinery. You can use needle-nose pliers to work in a narrow place, and use pliers or wrenches to work in a blind area. Hold both sides to easily tighten the four-side nuts, and then you can quickly measure the position of the nuts. The design of the square nut separates it from the material, making the weld easy to penetrate. Can be widely used in various precision machinery, classification instruments, meters, electronic products, household appliances, communication products, locks, lamps, lamps, toys, etc. Materials: steel. Thread diameter: 3mm/0.11in. Four corners: 7mm/0.27in. Thickness: 2mm/0.07in. Pitch: 0.5mm The package contains: 200pcs M3×7×2 square nuts.