YBG201 YBG205 YBG201 YBG205 TurningMillingDrillingTechnicalInformationIndex Inserts Threading Threading inserts R/LT**N/W I.C S d169.5253.974.4A NPTF dryseal American taper pipe thread 60° 30o 30o 90o 1o47’ External right hand Internal right hand ASME B1.20.1-1983 Internal left hand External left hand Tolerance: 2 B HC1 (PVD) HC1 (PVD) ISO Pitch (T.P.i) External Internal 16 8.00 - RT16.01N-8NPTF ż 16 11.50 RT16.01W-11.5NPTF ż RT16.01N-11.5NPTF ż 16 14.00 RT16.01W-14NPTF ż RT16.01N-14NPTF ż 16 18.00 RT16.01W-18NPTF ż RT16.01N-18NPTF ż 16 27.00 - RT16.01N-27NPTF ż ƔEx stockżOn demand HC1 Coated carbide C Tool holders SWR/L SNR/L A439 A441 D E System code A412 Grade selection A411 Technical info A447 Cutting data A446 A 421