The Pramet ISO A40T-DDUNR 15 D.40mm boring bar is a highly advanced tool specifically designed for lathes. It features a double-clamped clamping device that allows for precise handling of 55° rhombus negative indexable cutting inserts. With an inner circle diameter of 12.7 mm and a thickness of 6.35 mm, this boring bar is ideal for various applications, including internal deburring, internal taper turning, and copy turning. The right-hand version is optimized for longitudinal turning at an angle of 93°. Made from robust steel and equipped with a coolant channel hole, it ensures efficient cooling during operation. With a diameter of 40 mm and a length of 300 mm, it is suitable for a wide range of machining tasks, offering high stability and durability.

• Double-clamped clamping device for precise machining
• Optimized for 55° rhombus negative indexable cutting inserts
• Integrated coolant channel hole to enhance cooling
• Versatile for internal deburring and copy turning
• Robust steel construction for high stability and durability.