This wall plate junction box tool is made of , which can withstand use. Features the ABS and iron material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features - ColorBlack -Material:ABS, iron - Size: 7.00X4.50X0.70cm/2.75X1.77X0.28in - Size: 5.20X0.40X0.40cm/2.04X0.16X0.16in - Mechanical cassette repairer, small accessories to solve big problems, no longer have to worry about the socket will fall. - Whether you are a home user or a decoration worker, you can easily solve the installation problem. - Main body insulation material, safety first. Suitable for all 86mm boxes and socket boxes. - Help you solve the problems of aging of the bottom box, damage to the cassette, reinstalling the bottom box, etc. - Outstanding workmanship, reasonable design, stable and practical, will bring you a . Package list: 10 x cassette repair devices 10 x screws