Product Name: Colorful Aluminum Alloy Countersunk Head Round Head Cup Head M2.5 M3 M4 Screw Washer Nut Set Application: Suitable for 1/10 and 1/8 scale model cars. Can also be used for exterior decorations. Material: Made of aluminum alloy, lightweight, high strength, and durable. Processing: CNC machined for precision, providing increased strength and accuracy. Upgraded replacement part. Quantity: M2.5 countersunk head, round head, cup head – 10 pieces each; M3 countersunk head, round head, cup head – 15 pieces each; M4 countersunk head, round head, cup head – 10 pieces each; M3 and M4 nuts – 10 pieces each. Total: 125 pieces. Specification: Material: Aluminum Alloy Storage Box Size: 12.8 cm x 6.5 cm x 2.2 cm (5.04 inch x 2.56 inch x 0.87 inch) Package Includes: 125 Pieces RC Car Screws, Washers, and Nuts Note: 1. Please allow slight measurement deviations due to manual measurement. 2. Due to differences in monitor displays, the actual color may vary from the image.