Indexable Thread Turning Holders External Threading Tool Holders SKE Order No. Dimensions (mm)H(H1)BL F Insert Spareparts ISKER/L1212K16 12 12 125 18 ① ISKER/L1616K16 16 16 125 22 16ER or ISKER/L2020K16 20 20 125 27 16EL ② ISKER/L2525M16 25 25 150 34 Spare Screw Shim Screw Wrench Wrench parts ① IMS3509A - - - ITK15 ② IMS3512A IGXN16 or IGXE16 IHTM309 IPL25 ITK15 ※ SKER right hand tools shim is IGXE16, SKEL left hand tools shim is IGXN16. D031