Easy to use: Pass the screws through the hole on the plastic screws caps, tighten the screws at proper positions and then close the cover caps. Good choices to protect the screws from rusting and avoid corrosion from water and sunlight, which can extend the lifetime of the screws.
Material: the cover cap is made of reliable plastic, which is waterproof and durable, not easy to fade and suitable for long-term use. Smooth surface makes the washer flip top clean and neat.
Glvaner provides matched wood screws or machine screws. You could easily find them with a reasonable price. Send message to us if you have any questions about the specifications.
Hole diameter around 5mm; Cover diameter around 13.5mm, Height of the cap around 4mm