This is a Fox Step Reamer for propellers. It is used to enlarge the crankshaft- hole on props to the needed size. It features a 1/4" pilot reamer to help start an accurate ream. It is then stepped to 10mm and 12mm. It also features steel construction and has four reaming cutters. Includes a slide-on handle. FEATURES: -Steel construction -1/4" pilot reamer -10mm & 12mm ream -four reamming cutters along the length INCLUDES: -One step reamer w/ slide-on handle SPECS: -3" overall cutting length -1" cutting length for each 10mm & 12mm REQUIRES:None 7/28/99 nna