DescriptionDIY Supplies : MetalworkingOrigin : Mainland ChinaCertification : NONEsize : M3/M4/M5/M6/M8DIY Supplies : ELECTRICALDescriptionSize (M3*L):Inside diameter:M3 (3mm) for M3 screwOutside diameter: 7mmSpacer length:2mm,3mm,4mm,5mm,6mm,7mm,8mm,10mm,12mm,15mmSize (M4*L):Inside diameter:M4 (4mm) for M4 screwOutside diameter: 7mmSpacer length:3mm,4mm,5mm,6mm,8mm,10mm,12mm,15mm,20mm,25mmSize (M5*L):Inside diameter:M5 (5mm) for M5 screwOutside diameter: 9mmSpacer length:3mm,5mm,8mm,10mm,12mm,15mm,20mm,25mmSize (M6*L):Inside diameter:M6 (6mm) for M6 screwOutside diameter: 11mmSpacer length:5mm,8mm,10mm,12mm,15mm,20mm,25mmSize (M8*L):Inside diameter:M8 (8mm) for M8 screwOutside diameter: 14mmSpacer length:5mm,8mm,10mm,12mm,15mm,20mm,25mmQuantity:50pcsPackage list:According to your choiceNotice1. After the payment is confirmed, the order will be processed on time.2. We only ship to the confirmed order address. Your order address must match your shipping address.3. The displayed image is not an actual project and is for reference only.4. The transportation time of the service is provided by the operator, excluding weekends and holidays. Shipping time may vary, especially during holidays.5. If you have not received the goods during this period, please contact us. We will track the goods and respond as soon as possible. Our goal is customer satisfactionfeedback1. Since your opinion is very important to us, if you are satisfied with our products and services, we sincerely invite you to leave us positive feedback. Just one minute. Thank youIf you are not satisfied with our products and services, please contact us before leaving any negative and neutral feedback. We will do our best to meet your requirements. thank you very muchPlease noteWe are international sellers in mainland China. please wait patientlyPlease do not contact us if you have any questions or special requests. Due to the time difference between us, we will reply within 24 hours, thank you for your understanding.welcome to our shopHappy shoppingGood luck