External turning WFHF WFHF Side rake angle (°) Inclination angle (°)Back rake angle (°) BH BH Toolholders for CBN inserts RNMN insert CRSN-A (External turning / External facing) LH LF D Right-hand shown Toolholder dimensions Spare parts Availabi-lity Dimension (mm) Clamp set Shim Shim screw Shim* Wrench (hex.) Description Applicable inserts R L H B LH HF LF WF CRSN& 2525M-09A N N 25 25 150 25 26 32 -6 -6 CE-030A SP-829 HH3X12 - LW-4 RN..0903 3225P-09A N N 32 32 170 CRSN& 2525M-12A3225P-12A N N 25 25 150252632 -6 -6 CE-030ANN3232170- BH3X12 SP-849(SP-843)LW-4 RN..1203 When using RN□□1204 type insert, please purchase shim (SP-843) separately. CRDN-A (External turning / External copying) LH LF Toolholder dimensions Spare parts Availabi-lity Dimension (mm) Clamp set Shim Shim screw Shim* Wrench (hex.) Description Applicable inserts N H B LH HF LF WF CRDNN 2525M-09A N 25 25 150 25 29 12.5 -8.5 CE-030A SP-829 HH3X12 - LW-4 RN..0903 3225P-09A N 32 32 170 CRDNN 2525M-12A3225P-12A N 25 25 1502528 12.5 -8.5 CE-030AN3232170- BH3X12 SP-849(SP-843)LW-4 RN..1203 When using RN□□1204 type insert, please purchase shim (SP-843) separately. Applicable inserts Applications Hard materials/ Cast ironCBN When using as toolholder for ceramic tools, please purchase spare parts below separately. Insert Shim Shim Screw Toolholder description Insert type Toolholder CR□N-A - 09A RNMN090300 CRSN&...-09A / CRDNN...-09A (RNGN090400) SP-826 - CR□N-A - 12A RNMN120300 (RNMN120400) CRSN&...-12A / CRDNN...-12A (RNGN120400) SP-843 M3X12 (RNGN120700) SP-841 M3X8 Page C14 Recommended cutting conditions: D53 - D54 D48