It is suitable for all engines with a cylinder bore diameter ranging from 3.5” to 3.8” (i.e., 89 millimeters to 97 millimeters). It is made of silicon carbide with a grit size of 240. It is suitable for all types of engines and cylinder block materials. With a grit size of 240, it is highly suitable for the work of reinstalling piston rings or the final boring process. The marked diameter of this tool is 3.75” (i.e., 96 millimeters), but it is actually slightly larger to apply the required wall pressure of the cylinder. It can be used in combination with a chuck, a portable electric drill, or a drill press.

Packing contents: 1 piece

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