Feature: 1. PANEL MOUNTING: LED holder is used for mounting a 5mm LED diode on a panel, drill a 6mm diameter hole for mounting 2. REMOVABLE AND REUSABLE: LED holder is easy to install and remove, can be reused for many times, possess good quality and durable 3. WATERPROOF CHROME PLATED: Replace plastic LED sockets, chrome plating is more waterproof than plastic to maintain the integrity of the housing 4. SECURE PANEL MOUNTING: Used for panel mount LED indicators, lock nut in base for more secure mounting, reliable and practical 5. VERSATILE AND MULTIFUNCTIONAL: Suitable for panel mount lighting, lamp, DIY project, science experiments, hobby Specification: Item Type: LED Holder Material: Plastic Chrome Plated Suitable: For panel mount LED indicators Size: Approx. 3mm / 0.12in. Package List: 100 x Lamp Holder100 x Nut100 x Plastic Core Note: Please pay attention to safety protection before use.