Size As Follow:
50PCS：M3
50PCS：M4
40PCS：M5
40PCS：M6
30PCS：M8
30PCS：M10
20PCS：M12

Specification:
Name : Internal Tooth Starlock Washers
Material : 65Mn Metal Steel
Color: Black
Size: M3, M4, M5, M6, M8, M10, M12
Quantity:260 PCS

Feature:
1. Choose from a wide range of sizes to meet different installation needs.
2. The starlock washer exerts a spring force between the fasteners head and the substrate to create more feiction and resistance to rotation.
3. Made of 65Mn metal steel, it's high-quality and durable.
4. It is commonly used in our daily life and in industry. We can used in machinery equipment, industrial production of shock absorption and insulation.

Note:
1. The item is small in size, please keep it away from kids.
2.Please allow 1-3mm errors due to manual measurement.
3.Due to light and screen setting difference, item's color may be slightly different from the pictures.

Item will be shipped within 1-3 working days after full payment is received. You should receive item within 3-5 weeks. Email us if not receive items after 30 working days after full payment sent.

To USA 7-15 business days
To Australia and UK 11-23 business days
To Canada 11-25 business days
South America ,Russia and other countries 19-35 business days


Shipment may influenced by the weather / custom /holidays and other uncertainties. If it is delayed, the item may reach some more days later than the estimate delivery date. But we will try our best to ensure the items reach soon.