BTA Heller Blog

Trepan Tools



Trepan tools are used in the trepanning process. There are a variety of trepan tools such as a deep straight shank trepan tool assembly. Also, there is the trepan head. In addition, there are pads and bits as well. Many times we get the question what is trepanning machining? Trepan Tools and Their Uses Trepanning […]

Skiving Machine and Tools



At BTA Heller, a division of Sunnen, we offer some of the industry’s best skiving machine and tools. The skiving roller burnishing process can increase feed rates over other processes. When it comes to finishing on DOM tubing or seamless tubes, skiving is the fastest method. Sunnen offers two skiving machines to choose from the […]

Aluminum Drilling Machine



At BTA Heller, our drilling heads can be used on a number of metal materials. One of the most popular is aluminum. When using an aluminum drilling machine with BTA Heller drill heads, your job becomes much easier. In addition, a Sunnen drilling machine combined with a BTA Heller drill head is the perfect match. […]

Trepan Heads



Trepan heads are part of the trepanning process. Trepanning is a process used for drilling larger hole diameters where machine power is limited. There are some advantages to using trepanning over other options. The first being the depth of the hole you want to drill, there is no limit.  Another advantage is you can save […]