Features: The Heat Shrink Tubing Kit is essential collection of Color and Size, providing solution for wire insulation and repair needs. This heat shrink tubing assortment offer excellent electrical insulation, mechanical Protections, and resistance to abrasion, ensuring long performances. for enthusiasts, electricians, and technicians, the kit to wide of users lookings to execute professional electrical work with ease. for applications, including automotive wiring, computer cable management, and home electrical repairs, this kit for maintaining organized and safe connections. The user friendly of kit includes storage case, making it easy to transport exact size and color you need for any project, enhancing efficiency and convenience. Specifications: Material: Polyolefin Type: 127Pcs, 164Pcs, 328Pcs, 530Pcs, 560Pcs(optional) Package Includes: 1Set Heat Shrink Tubing note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid Due to the differences between different monitors, the picture may not reflect the actual of the item.