Deep Hole Drilling

BTA Heller is the industry leader in Deep Hole Drilling Tools. We provide all the necessary tools you need for your next project.

Gun Drilling Process


The gun drilling process is a deep hole drilling method. This method uses a long thin cutting tool that creates holes to create high depth-to-diameter ratios. In addition, gun drilling is very effective in diameters ranging from 1 mm to 50 mm.  When it comes to gun drilling the head has a unique design that […]