Features:Use the cylinder hole honing tool to remove carbon, rust, and hot glaze deposits from the caliper and piston cylinder walls of a small engine cylinder honing kit.This brake caliper honing tool is made of high-quality metal materials, providing maximum strength, bility, and lifespan.Flexible shaft and extended control tension nut can achieve faster and operability; Three design, easy to insert through s centering; sleeves can increase strength and protect your grinding s when not in use.Engine cylinder ing machine, used for defoing engine cylinders with diameters of 51 to 177 millimeters.Compatible with electric s, it only needs to be lubricated with brake to drive up and down at low speeds on both sides of the engine cylinder..Specifications:Material:SteelSize: Color:Package Includes:1Pc x Brake Cylinder Hone PistonNote:Please allow 1-3cm differences due to manual measurement.Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you!No Retail Box,Packing Safely in Bubble Bag.