... one set tools include 9 pcs indexable turning tool holder,9pcs blade and all necessary parts.Constituent partExternal turning tools 3pcs- PWGNR3225 ... ,PSSNR3225-19,PSBNR3225-19Compatible Inserts: T31910A,41910V,41910VInternal boring tools 3pcs-- PSSNR2525S15,PWKNR2525S10,PWUNR2525S10Compatible Inserts: 41605AZ,T31605AZ,T31605AZExternal threading tool 1pc ...