FOR MODEL#S 67BSD,67DLX,67GSA,69DXL,701ECF,601PF--- FMC or Barrett 400,500,700 Hoffmann/RJ West True-Cut 400/401 OEM Part # 90488--- Perfect Equipment Models 400 & 450 Twin Turn ---3 cut edges---positive rake with .020 radius. Left & Right hand tool holders 10 bits per pack.