D type Turning Lathe Toolholder Applying to Turning working. Good appearance; ... ISO standard with high work efficiency; D type Turning Lathe Toolholder : DCLNR/L, DCBNR/L, DDJNR/L, DDPNN, ... produced in our factory, such as boring toolholder,cutoff toolholder,threading toolholder,gear hobs,milling etc..MODEL NO.SIZEFastenerSpringLockBoltWasherBoltWrenchWasherInsertDDQNR/ ...