Century Products Inc.,supplies and manufactuers small,medium and large Horizontal Directional Drilling tools. Century specializes in rock drilling Bits and Hole Openers from 4-3/4″ to 48″ diameter.Century’s Hole Openers begin with a solid body with machined pockets, replaceable Arm and Cone assemblies, Larger more robust bearings and cones for longer life. All of this adds up to the most techically advanced Hole Opener designed to date.Our Hole Openers allow you to eliminate mutiple reaming passes, saving costly man hours and rig time.