Diamond honing tool
Sunnen Products Company
The CGT and CRT tools are plated diamond and coarse-grained for prolonged life. They can size and finish numerous parts within 50 millionth of an inch size variation if used in the Sunnen CGM-1000, CGM-5000, KGM-1000 and KGM-5000. These tools cover a scope of .215'' to 1.260'' and tools larger that 1.260'' and smaller than .215'' are in stock.