Provides consistent insulation, reducing shock risks for both professional electricians and home improvement users Feature precise 7cm opening specifically designed for 86 junction boxes, making it easy to use even for beginners while improving work efficiency for home renovation and electrical projects Includes a built in hanging hole for simple organization and portability, keeping workspaces tidy during home renovations or electrical tasks Made from industrial grade polyethylene that withstands up to 105°C, deformation and ensuring durability in various working environments Upgraded with 14 / 20 point fixation to shifting during use, ensuring accurate hole cutting for precise electrical and carpentry installations, Manufacturer: Oxxggkao