W1 DC AH725 DCONMS GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex Thread milling cutter A Indexable thread milling cutter, long edge B APMX LH LF C Designation DC APMX CICT DCONMS LH LF Oil hole Insert ETTL25M017W25.0F026R02-PT 17.47 25 2 25 25.5 85 with TL25SEIR... ETTL25M022W25.0F043R03-PTSPARE PARTS 22.2 25 3 25 43 102 with TL25SEIR... D Designation Clamping screw Wrench ETTL...-PT SSTM4-3.6P T-8D E F INSERTTL25SEIR... G INSL S P Steel H M Stainless K Cast iron N Non-ferrous S Superalloys : First choiceHHard materials: Second choiceCoated I Thread type Application Designation Pitch Threads Numberperof threads INSL W1 S inch per edgeBSPTInternal and externalTL25SEIR14BSPT-1413zTL25SEIR11BSPT-1110z2573.12573.1 J NPT Internal and external TL25SEIR14NPT - 14 13 zTL25SEIR11.5NPT-11.511z 25 7 3.12573.1 NPTF Internal and external TL25SEIR14NPTF - 14 13 z 25 7 3.1z: Line up K L M Reference pages: Standard cutting conditions → I125 Tungaloy I123