The Sunnen® Honall® Valve Guide Hone Set includes the head and driver, mandrels and sleeves for 5/16", 11/32", 3/8" and 7/16", 2 adaptors and finishing stones.
This tool sets up fast and is easy to use. It is ideal for high performance applications. Use a low RPM 1/2" drill for driving power (no more than 200 RPM) for best results.
NOTE: This tooling is not interchangeable with the Goodson Hyper-Finish Valve Guide Hone.