This is an engine cylinder honing machine, which is mainly made of steel and ABS materials. It is safe and practical, with . It can be applied to the polishing work of engine cylinders to make it have better working performance. It is made with craftsmanship, convenient and practical, and can bring you a better cleaning and polishing experience. Features -Color: Silver. -Material: Steel, ABS. -Size: About 22.00X11.50X11.50cm/8.65X4.52X4.52inch. -Mainly made of steel and ABS materials, it . -It can well help your engine cylinder to polish and clean, so that it has better work efficiency. -Easy to use and easy to operate, it can protect your cylinder block while polishing. -With excellent flexibility, convenient and practical, self-centering, it will be your good tool choice. -The function of the flexible shaft, controlled spring action and expansion control limiter helps to change from one cylinder to another faster with the cutting action. Package list: 1 Cylinder Hone Tool