Standard corner-R (RE) Back rake angle (°) WFHF BH External turning Toolholders for general purpose VN insert DVVNN (External turning / External copying) 72.5˚ LH 70° LF D Toolholder dimensions Spare parts Availabi-lity Dimension (mm) Clamp Clamp screw Screw Shim Spring Wrench (Torx) Wrench (hex.) Description Applicable inserts N H B LH HF LF WF DVVNN 2020K-16 N 20 20 20 125 10 46 0.8 -11 CP-5D SB-4085TR CS-5D DV-33 SP-5D FT-15 LW-3 VN..1604 2525M-16 N 25 25 25 150 12.5 When using inserts whose corner-R(RE) is greater than 1.2 mm, additional modifications to the shim are necessary in order to prevent workpiece and shim from interfering each other. Wrench (FT-15) is sold separately. Applicable inserts Applications Hard materials Cast iron/ Hard materialsCBNCeramics Finishing Finishing Finishing Finishing - Medium Finishing - Medium Finishing - Medium Insert Toolholder DVLN - 16 DVPN - 16 VNUU1604........ME VNUA1604......25 VNMG1604..GP VNMG1604..PP VNGG1604....S VNMG1604..VF VNMG1604..HQ VNMG1604..MQ DVVN - 16 Page C12 B115 B45 B45 B46 B47 B46 B46 Applications Finishing - Medium Finishing - Medium Finishing - Medium Hard materials/ Cast ironCBN Medium Medium Medium - Roughing Medium - Roughing Insert Toolholder DVLN - 16 DVPN - 16 VNMG1604..PQ VNGG1604...... VNMG1604....VC VNGA160408......ME.. VNMG1604..TN-V VNGG1604.... VNMG1604..MS VNMG1604..MU DVVN - 16 Page B46 B46 B47 C12 B45 B45-B46 B46 B46 Applications Roughing Roughing Roughing Roughing Without Chipbreaker Non-ferrous metalsPCD Insert Toolholder DVLN - 16 DVPN - 16 VNMG1604..KG VNMG1604..KH VNMG1604..SG VNMG1604.. VNGA1604.. VNMM1604........ DVVN - 16 Page B45 B45 B45 B45 B46 C28 N : Standard item Recommended cutting conditions: D53 - D54 D27