GOODSON 5.5MM (.2165 in.) High Speed Steel Valve Guide Reamer for Cast Iron - Perfect for Automotive Engine Repair and Valve Seat Machining

Precision size valve guides. These high speed steel finish reamers are exclusively for cast iron guides. With proper care these reamers will accurate size multiple guides without losing their efficient cutting action. NOT for hardened or bronze guides. For best results, use high speed steel finish reamers exclusively on cast iron. Ream without oil.