Wound on reel.

With a wooden handle- don’t need to worry about your hands scalded. Plating alloy welding heads- has a longer life than ordinary welding head. Welding can be carried out 2 minutes after the electricity.

Knife switches are basic components for any electrical lab. These switches are mounted on plastic base and features metal poles and knives for easy connections. Educators use these knife switches to explain open electrical circuits. Rated at 5A.

With transparent glass body, quick blow type, 20 mm long.