A DNMG 25mm ADUNR/L M15 is an internal boring bar tool holder used on lathes for precision internal turning, designed for DNMG 15 series inserts.
Type: Internal boring bar (ID machining)
Insert: DNMG (55 diamond shape, negative insert)
Bar size: 25 mm (medium-duty)
Style: ADUNR / ADUNL
R = Right-hand
L = Left-hand
Insert size: M15 (DNMG 1504 / 150608 etc.).
