All sets include the basic 68mm or 88mm diameter aluminum alloy cutterhead and seven pairs of interchangeable profile knives. Also included is a custom hardwood storage box, hex key and color poster showing many of the different available knife profiles. Look over the following pages for a full line of aluminum and steel cutterheads in 3/4," 1," 1-1/4" and 30mm bores, a wide array of additional knives, T-bushings for 1/2" and 3/4" diameter arbors, and empty hardwood storage boxes. Includes 2 bushings 3/4" to 1/2."