Factory reference codes: 970.101.11. Technical characteristics: Code: Availability: 25 6 8 12 39.8 6.35 870.101.11 25 6 8 12 39.8 8 970.101.11 35 12.5 9.5 3.2 47.6 12 970.504.11 35 12.7 9.5 3.2 47.6 12.7 870.504.11 These drill bits can be used to create variously sized, clean-cut holes in MDF and other types of wood. Fast execution with excellent results