D type Turning Lathe Toolholder Applying to Turning working. Good appearance; Up to ISO standard with high work efficiency; D type Turning Lathe Toolholder : DCLNR/L, DCBNR/L, DDJNR/L, DDPNN, DDQNR/L, DVJNR/L, DVPNR/L, DVVNN, DWLNR/L1. First grade HSS raw material with good toughness and hardness, which show a perfect machining effect;2. Produced and designed meticulously in our factory;3. Good ...