Glarks 320Pcs Carbon Steel Compression Type Wavy Wave Crinkle Spring Washers Assortment Kit

1. Product Type: High precision compression type wavy wave crinkle spring washers assortment kit 2. Meterial: They are made of carbon steel can provide good strength, hardness and abrasion performance 3. Package: Different diameters and thicknesses washers totally 320pcs are stored in a transparent plastic box, convenient for your storage and use 4. Feature: Curved spring washer resist loosening through vibration rely on elastic force 5. Application: Perfect for electrical connections on household and commercial appliances, washers are normally used to distribute loads of threaded bolts, screws and nuts evenly as the fastener is tightened