Precihole’s GVN Series Gun Drilling Machines are designed to produce high precision parts with the latest technology available in the world for this process. These machines can be customized to meet specific volume requirements while providing an excellent surface finish, bore tolerance, and straightness. They can achieve length to diameter ratios of up to 125, making them versatile solutions for a wide range of manufacturing needs.

The machines come with various features that ensure consistent and reliable performance over many years.
These features include component counter rotation to guarantee straightness, ball screw and servo drives for linear motion, multiple tool steadies for tube support, and rotating cone or self-centering chuck arrangements for part clamping. The machines also have a high-pressure coolant system, fine filtration system, oil chilling, automatic lubrication, and Mitsubishi/Siemens PLC controls with touch screen HMI.