YCB111 YCB121 YCB131 YCB211 TurningMillingDrillingTechnicalInformationIndex PCBN & PCD inserts General turning Ideal machining conditionsNormal machining conditions VBGW L I.C S d16 0416.69.5254.764.4A Turning CBN inserts Unfavourable machining conditions VB** positive insert BL (CBN) BH (CBN) P K N 5° H ISO r ap f B VBGW160404-2 0.4 0.08-0.50 0.05-0.20 ż ż VBGW160408-2 0.8 0.08-0.50 0.05-0.25 ż ż ż Ɣ Ex stock ż On demand BL CBN with a low CBN content BH CBN with a high CBN content Tool holderSVJBR/L SVABR/L SVVBN SVQBR/L SVUBR/L C Kr: 93° Kr: 90° Kr: 72°30' Kr: 107°30' Kr: 93° A240 A241 A242 A304 A305 D E System code A40 Grade selection A146 Technical info A447 Cutting data A324 A 157