MDNNN : Multi lock type holders with 62.5° approach angle for negative 55° Rhombic inserts
  Designationh1hbl1l2fMIIDGICATGIREMgiic
  MDNNN 2525 M15 25.025.025.0150.045.012.50DNGA 150408 3600387 0
  MDNNN 2525 M15A 25.025.025.0150.045.012.50DNGA 150608 6341186 0
  MDNNN 3225 P15 32.032.025.0170.045.012.50DNGA 150408 3601457 0

-15A: DN.. 1506 -15: DN.. 1504