# M3 Square Nut Properties | Thread size | M1.6, M1.7, M2, M2.2, M2.3, M2.5, M2.6, M2.9, M3, M3.5, M3.9, M4, M4.2, M4.8, M5, M5.5, M6, #4, #6, #8, #10, #12 | | Type | Square Nuts | | Material | 1.Stainless Steel:SUS304,SUS316,SUS316L,etc | | 2.Carbon steel:35#,40#,35K,45#,45K etc | | 3.Alloy Steel:SCM435,35CrMo,40Cr etc | | 4.Aluminum or Aluminum Alloy | | 5.Brass:C3604,H62 etc | | 6.Nylon:PA66,PC,PP etc | | Hardness | Grade4 Grade5 Grade6 Grade8 Grade10 Grade12 | | Surface treatment | Zinc,Nickel,Bronze,Copper,Phosphate,Oxidation black,Passivation, Tin,Dacromet,Gold,Chrome,Sliver,Phosphonrization,Zinc-nickel
alloy plated etc. | | Standard | DIN,GB,ISO,ANSI,BS,JIS etc | | Logo | If you need, we provide logo customization service | | Sample | If we have stock, we can provide free samples, but buyers need to pay for shipping | | Certifications | ISO9001 | | RoHS | Meet the EU standards. | | Price terms | FOB,EXW,CIF,DAP ect | | Delivery method | By Express Courier, such as DHL,Fedex, UPS, TNT, EMS etc;By Air, by land or by Sea | | Port of loading | Guangzhou or Shenzhen | | Delivery date | Spot/Sample: 3-6 days Production goods: 10-25 days | | Packaging | Ordinary packaging, wooden box packaging, small carton packaging | |
