MHD Standard corner-R (RE) Side rake angle (°)Standard corner-R (RE) Inclination angle (°)Coolant holeWFHF Side rake angle (°) WFHF93°Inclination angle (°) 93° BH WFHF 93° BH 75 External turning Toolholders for general purpose DN insert DDJN (External turning / External copying) 93° 29° LH LF D Right-hand shown Toolholder dimensions Spare parts Availabi-lity Dimension (mm) Clamp Clamp screw Screw Shim Shim* Spring Wrench (Torx) Wrench (hex.) Description Applicableinserts R L H B LH HF LF WF DDJN& 2020K-1504 N N DD-44 DD-43 DN..1504 20 20 20 125 25 2020K-1506 N N DD-43 DD-44 DN..1506 39 0.8 -6 -7 CP-3D SB-4085TR CS-3D SP-3D FT-15 LW-3 2525M-1504 N N DD-44 DD-43 DN..1504 25 25 25 150 32 2525M-1506 N N DD-43 DD-44 DN..1506 Shims indicated * are not included with the toolholder. To change insert thickness, please purchase it separately. When using inserts whose corner-R(RE) is greater than 1.6 mm, additional modifications to the shim are necessary in order to prevent workpiece and shim from interfering each other. When using the insert with WF chipbreaker, tool edge offset or program corrections are required on R32-R33. Wrench FT-15 is sold separately. DDJN-JCT (External turning / External copying) 37 LH LF LH 93° 29° G1/8 MHD 2020K-15JCT Right-hand shown | with coolant supply | Applicable Pressure : ~30MPa Toolholder dimensions Spare parts Availabi-lity Dimension (mm) Clamp Clamp screw Pipe connec-tionScrew Shim Spring Wrench (Torx) Description Applicable inserts R L H B LH HF LF WF DDJN& 2020K-15JCT2525M-15JCTNN NN 20 20 101 20 125 2537 0.8 Yes -625251262515032 -7 CP-4D-R/L-JCTSB-4085TR FP-12 CS-3D-TR DD-44*(DD-43) SP-3D FT-15 DN..1504(DN..1506) Shims indicated * are not included with the toolholder. To change insert thickness, please purchase it separately. When using inserts whose corner-R(RE) is greater than 1.6 mm, additional modifications to the shim are necessary in order to prevent workpiece and shim from interfering each other. When using the insert with WF chipbreaker, tool edge offset or program corrections are required on R32-R33. Please see page D5 for piping parts of coolant-through holders. Clamp : CP-4D-R-JCT for Right-hand Toolholder, CP-4D-L-JCT for Left-hand Toolholder. Only the O-ring (SS-035) included with the pipe connection can be ordered. N : Standard item Recommended cutting conditions: D53 - D54 D11