Hougen 4-18242 1-5/16" X 4" Copperhead Carbide Tip Annular Cutter doc-4 The heat and hardness resistance

The heat and hardness resistance allows the tool to run at higher speeds than uncoated tools

Makes large diameter holes efficiently without the mess of chips

5/8" and 3/4" cutters and 5/16" - 3/4" X 1/4" depth in plastic tool case is perfect for twist drills and hole saws

Only a thin area of material touches the outside of the hole which provides for less friction and a better hole finish

Hougen 4-18242 1-5/16" X 4" Copperhead Carbide Tip Annular Cutter doc-4 The heat and hardness resistanceItem Details Hougen Copperhead Carbide Tip Cutters offer extended tool life on abrasive, tough to cut materials and in high speed mag drills such as the HMD906. The unique Hougen design includes a special tooth geometry that helps maintain a better chip flow than other brands.