Features: Universal 5x20mm glass fuse holders with ABS+brass construction ensures smooth compatibility across household appliances and electronics for reliable circuit defense . glass tube allows fast visual inspection of fuse status, while tool without installation simplifies maintenance for quick electrical upgrades. Ideal for DIY enthusiasts, electricians, and appliance owners requiring frequent fuse replacements in residential or commercial electrical systems. Safeguards circuits in kitchens, workshops, and offices by preventing overloads with heat resistant glass and corrosion resistant brass contacts. strong ABS housing withstands daily wear, pair with accuracy engineered brass component for long service performances in demanding electrical environment. Specifications: Component : ABS+brass Size: about 5x20mm/6x30mm(optional) Package Includes: 10pcs Glass Fuse Tube Cover note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.