350 PCS M6 / M8 / M10 Polyethylene Plastic Dust Cover Cap Assortment Kits for Oil Grease Zerk Fitting, 350 PCS Microphone Made of hard PC covers

Made of hard PC covers and soft silicone outer shell

the RGB lighting sets the perfect mood

you can connect the USB interface keyboard for typing

good waterproof effect

350 PCS M6 / M8 / M10 Polyethylene Plastic Dust Cover Cap Assortment Kits for Oil Grease Zerk Fitting, 350 PCS Microphone Made of hard PC covers1. Function: Prevent the nozzle from contacting dust and humidity in the air, causing pollution and corrosion, and prolong the service life of the nozzle accessories. 2. Scope of application: widely used in transportation vehicles, ships, construction machinery, farm equipment and hydraulic devices, etc. 3. Features: made of polyethylene plastic, acid resistant, corrosion resistant, environmentally friendly, pollution free, high hardness, long term