21 32 mm system chucks. 6 injectors. Diameter of the studs: 8 and 10 mmm. Stud length: 25 to 50mm. 4 pneumatic presser feet. Max drilling depth: 70mm. Digital depth display. Glue tank. CNI control panel. Hydraulic brake to adjust drilling speed 2.3 HP - 4,000 RPM. Pedal to the feet.