The high speed steel cutting blade adjusts to accommodate the thickness of your material and is easily replaceable. Body constructed from heat treated tool steel; cuts circles from 7/8" to 4" diameter. All adjustments can be made with hex wrench (included). For use on a drill press only; replaceable cutting blade and 1/4" pilot drill (replacement blade #4/5). Used in applications such as cutting through most materials, including wood, composite, sheet metal and more.

Body constructed from heat treated tool steel. The quick adjusting hex screw allows you to cut exact holes from 1" to 6" diameter. All adjustments can be made with hex wrench (included).Use with drill press only, replaceable cutting blade and 1/4" pilot drill (use replacement #4/5 blade and pilot Bit #5/6/55).

Heavy duty, tempered steel body will make clean cuts from 1-3/4" to 7-7/8" diameter and features marked graduations on the beam for fast measurement and application. All adjustments can be made with hex wrench (included). Use with drill press only, replaceable cutting blade (#55) and 1/4" pilot drill (#5/6/55 bit).