External Toolholders [VB££ / VC££ Insert] Screw Clamp ¢ SVPB (External / Facing / Copying / Undercutting) l Undercutting diameter of SVPB F1 (MIN.) B ap Corner-R(rH) Corner-R ap φD 25゜ 117.5° (rε) (MIN.) 0° L1 ap 0.4 0.5 φ25 h H1 1 φ30 0.8 0.5 φ45 l Right-hand shown 1 φ55 l Toolholder Dimensions Std. Dimension (mm) Standard Corner-R(rε) Spare Parts E Clamp Screw Wrench Shim Shim Screw Wrench Description R L H1=h B L1 L2 F1 SVPB& 1010JX-11 N N 10 10 14.5 1212JX-11 N N 12 12 120 - 16.5 0.4 SB-2570TR FT-8 - - - Small Tools 1616JX-11 N N 16 16 20.5 SVPB& 2020K-11 N N 20 20 125 - 25 0.4 SB-2570TR FT-8 - - - 2525M-11 N N 25 25 150 32 SVPB& 2020K-16N N N 20 20 125 - 25 0.8 SB-40125TRN FT-15 SVN-32N SS-4N LW-4 2525M-16N N N 25 25 150 32 *(SVN-32S) · For insert with corner-R(rε) 0.2 or 0.4, shim of marked * is recommended (sold separately). ¢ SVVB (External / Copying) 72.5° F1 B 72.5° L1 70° 0° h H1 l Toolholder Dimensions Dimension (mm) Standard Corner-R(rε) Spare Parts Clamp Screw Wrench Shim Shim Screw Wrench Description Std. H1=h B L1 F1 SVVBN 1212F-11 N 12 12 85 6 SVVBN 1010JX-11 N 10 10 5 0.4 SB-2570TR FT-8 - - - 1212JX-11 N 12 12 120 6 1616JX-11 N 16 16 8 SVVBN 1010F-11 N 10 10 80 5 1616H-11 N 16 16 100 8 0.4 SB-2570TR FT-8 - - - 2020K-11 N 20 20 125 10 2525M-11 N 25 25 150 12.5 SVVBN 2020K-16N N 20 20 125 10 0.8 SB-40125TRN FT-15 SVN-32N SS-4N LW-4 2525M-16N N 25 25 150 12.5 *(SVN-32S) · For insert with corner-R(rε) 0.2 or 0.4, shim of marked * is recommended (sold separately). l Applicable Inserts (SVPB / SVVB) Applications Finishing Finishing Finishing-Medium Finishing Finishing / Precision Finishing-Medium Non-ferrous Metals Non-ferrous Metals Non-ferrous Metals Hard Materials Ref. to Page B82 B82 B82 B83 B82 B84 B85 B85 C28 C17 GP VF HQ &-F &-FSF &-Y AH &-A3 PCD CBN Insert Toolholder Description SVPB& ...-11 VBMT1103.. VBMT1103.. VBMT1103.. VBGT1103.. VBET1103.. VBGT1103.. - - VBMT1103.. VBGW1103.. SVVBN...-11 SVPB& ...-16N VBMT1604.. VBMT1604.. VBMT1604.. - - VBGT1604.. VCGT1604.. VCGT1604.. VBMT1604.. VBGW1604.. SVVBN...-16 N Recommended Cutting Conditions E44 N : Std. Item E31