Deep-hole drilling Large diameter BTA drilling machine with 3-axis capability
The Technidrill TBTA-3A-6 is a deep-hole drilling machine using the BTA process (Boring & Trepanning Association). It can drill a 6-inch diameter hole from solid in a single pass and has 3-axis capability.
The deep-drilling machine TBTA-3A-6 from Kays Engineering has 152 mm of BTA drilling capacity and 1,219 mm of drilling depth. The work table moves horizontally back and forth to provide the X-axis travel, and the drill slide moves vertically on a column to provide Y-axis travel. The spindle motor is available with up to 75 HP. The high-pressure coolant system is rated at 200 gallons/minute of coolant flow and 1,500 psi of coolant pressure.