Ceramic tubes can be used for insulating protection of ceramic bead electronic wires, cable bundles, and insulation protection of electrical wires. They are widely used in heating elements, insulators, protective sheaths, etc. Package Contents: 400 ceramic tubes Size (Inner Diameter x Outer Diameter x Length): 1x3x5mm / 0.04x0.12x0.2" Ceramic cushion posts are more resistant to high temperatures than plastic and have better insulation properties. The heat resistance temperature is 800℃/1472℉, and they have high corrosion resistance. Single-hole design for easy operation, and ceramic tubes with different inner diameters and lengths can meet various requirements. Note: It is recommended to wear gloves during installation to avoid damaging the ceramic tube and injuring your hands. uxcell Ceramic Tube Insulating Electronic Wire Bundle Protection Insulation Tube 0.04x0.12x0.2"" Pack of 400 ♡o。 ..:*♡o。 ..:*♡o。 ..:*♡o。 ..:*♡o。 ..:* Thank you for viewing! \\Various items are on sale// #Sachi@Click here for a list of products that welcome immediate purchase without comments Free shipping ✨ ＊Immediate purchase welcome・Midnight silent purchase OK◎ ＊Welcome to bulk purchases ＊Please understand that items are stored at home and shipped in simple packaging ＊Please check the actual photos for the condition of the product♪ ※In some cases, the item may be removed from its box for shipping due to shipping costs. ※Some items are gifts or from family members, so I may not know the details. Please feel free to comment if you have any questions☆ 12-2 228 0001-005