For model #s 67BSD,67DLX,67GSA,69DLX,701ECF,601PF---FMC or Barrett model 400,500,700---OEM Part#90487 Hoffmann/RJ West part#722-83-4---Perfect 400 & Twin Turn-Perfect Part # W139---3 cut edges---positive rake with .020 radius. Left & Right hand toolholder