Combination Drill. Tap and Insert Sleeve for 2.7 Screws 110 mm [CDTIS27]
This is the 2.7mm Combination Drill, Tap & Insert Sleeve.The large end has an internal diameter which matches the clearance drill and tap, which in this case is 2.7mmThe small end has an internal diameter the same as the pilot drill,which in this case is 2.0mm and an external diameter which fits the clearance drill hole (2.7mm), ie. the same as an insert sleeve. This single instrument contains all the guides and sleeves you need to place a lag screw.