SEC-External Holders 75˚ ESSN Type / ESKN Type 45˚ ESSN SEC- 30 Type General turing General Turning Fig2 Tool Holders Pin Lock & Facing WF B 45˚ LF2 H ■ Spare Parts –8˚ HF Fig1 LF C This figure shows ■ Holder Dimensions (mm) right handed tools. Stock Height Width Total Total Cutting Cutting Applicable inserts Eccentric Cat. No. Conventional Cat. No. length length 2 edge edge height Fig Shim Wrench Holders External R L H B LF LF2 WF HF Cat. No. Page shaft ESSN R/L1212F09 ESSN R/L1212 ● ● 12 12 80 73.8 16 11.5 1 SN 0903 B40 P321US − ESSN R/L1616H09 ESSN R/L1616H32 ● ● 16 16 100 93.8 20 15.5 1 P322US − ESSN R/L1616H12 ESSN R/L1616H43 16 16 100 91.7 20 15.5 1 P432U − ESSN R/L2020K12 ESSN R/L2020 ● ● 20 20 125 116.7 25 19.5 1 P433U − ESSN R/L2020K12W ESSN R/L2020W ● ● 20 20 125 116.7 25 19.5 2 From P433W ESS42 KY40 ESSN R/L2520M12 ESSN R/L2520 25 20 150 141.7 25 24.5 1 SN 1204 B41 P434U − ESSN R/L2520M12W ESSN R/L2520W 25 20 150 141.7 25 24.5 2 P434W ESS42 Negative ESSN R/L2525M12 ESSN R/L2525 25 25 150 141.7 32 24.5 1 P434U − Inserts ESSN R/L2525M12W ESSN R/L2525W ● ● 25 25 150 141.7 32 24.5 2 P434W ESS42 Note: When using a handed chipbreaker insert for facing, the holder and insert are oppositely handed. ESKN SEC- 30 Type General turing Fig2 Tool Holders Pin Lock C Facing WF B 75˚ LF –5˚ ■ Spare Parts Fig1 –6˚ H D HF ■ Holder This figure shows R Dimensions (mm) right handed tools. Stock Height Width Total Cutting Cutting Applicable inserts Eccentric Cat. No. Conventional Cat. No. length edge edge height Fig Shim Wrench R L H B LF WF HF Cat. No. Page shaft ESKN R/L1212F09 ESKN R/L1212 ● ● 12 12 80 16 11.5 1 SN 0903 B40 P321US − S ESKN R/L1616H09 ESKN R/L1616H32 ● ● 16 16 100 20 15.5 1 P322US − ESKN R/L1616H12 ESKN R/L1616H43 16 16 100 20 15.5 1 P432U − ESKN R/L2020K12 ESKN R/L2020 20 20 125 25 19.5 1 P433U − ESKN R/L2020K12W ESKN R/L2020W ● ● 20 20 125 25 19.5 2 From P433W ESS42 KY40 ESKN R/L2520M12 ESKN R/L2520 25 20 150 25 24.5 1 SN 1204 B41 P434U − T ESKN R/L2520M12W ESKN R/L2520W 25 20 150 25 24.5 2 P434W ESS42 ESKN R/L2525M12 ESKN R/L2525 25 25 150 32 24.5 1 P434U − ESKN R/L2525M12W ESKN R/L2525W ● ● 25 25 150 32 24.5 2 P434W ESS42 V Note: When using a handed chipbreaker insert for facing, the holder and insert are oppositely handed. Applicable inserts DSBN Type / DSDN Type / DSSN Type / PSSN Type / PSDN Type / PSBN Type / PSKN Type / ESBN Type / ESDN Type / ESKN Type / ESSN Type ● Also see the insert selection guide (from page A8). Legend Name of chipbreaker / GU W 1st Recommended CBN/PCD Inserts ● Depending on the size, there are some combinations that cannot be produced or not available in order-to-made production. Shape photography Grade AC8025P Cutting range P (steel) M (stainless steel) K (cast iron) H (hardened steel) Hard brittle material Cutting state Finishing Medium cutting Rough cutting Finishing Medium cutting Rough cutting High-speed finishing Finishing–Medium cutting Medium–Rough cutting Coated Non-coated Finishing SU GU MU EF EG EM SUMIBORON UZ GZ SUMIBORON SUMIBORON SUMIDIA Binderless Continuous cut T1500Z AC810P AC8025P AC6020M AC6020M AC6030M BN7000/BNC500 AC405K AC405K BNC2010 BN1000 NPD10 SU GU MU EF EG EM SUMIBORON GZ GZ SUMIBORON SUMIBORON General cut – AC810P AC8025P AC8025P AC6030M AC6030M AC6040M BN7000/BNC500 AC415K AC415K BNC2020 BN2000 SX UX MX EF EG EM SUMIBORON GZ Without breaker SUMIBORON SUMIBORON Interrupted cut – AC8025P AC830P AC830P AC6030M AC6040M AC6040M BN7000/BNC500 AC420K AC420K BNC300 BN350 Recommended From A8 From A12 From A14 From A18 From M4 cutting conditions BNC500 is for ductile iron cast. C21