MECCANIXITY M4 Cone Cup Washers,Anodized Aluminum Gaskets Cup Head Washer Gasket for Screw RC/FPV/PC/Drone/Mechanical Accessories Model Parts, Pack of 60 (Black)

What is this? Aluminum Gaskets are decor for Screw RC/FPV/PC/Drone/Mechanical Accessories Model Parts, etc. What will I get? Screw Gasket,is in size of:Washer dimensions,Outer diameter:12mm/0.47 inch;Hole diameter:4.0mm/0.16 inch;Thickness:4.5mm/0.18 inch;Color: Black;Material: Aluminum Alloy;In the package of: 60 pcs M4 Conical Washer; Is there any advantages of the product? Washer is made of aluminum alloy, light weight,wear-resistant and hard.The screw washer is anodized to prevent rust and.The surface is smooth and bright without burrs, the pattern is evenly distributed, and the process is beautiful,uniform force, anti-slip and anti-loose. How to use it? Aluminum washer has small volume, light weight and convenient installation and use. What should I notice? Notes:The product is manual measurement, there is a little error, please refer to the actual product.