tip IS NOT INCLUDED IN the PRICE Proter PR2200 S Hand Held Core machine Specifications Motor Power 1700 Watt Drilling Diameter 120 mm Weight 6.5 Kg Number of Gears 3 Gear 1. Gear 880 rpm

2nd Gear 1990 rpm

3rd Gear 3960 rpm

Maximum Drilling DiameterBrick and similar ( 120 mm ) 1st Gear/ 120 mm Drilling Diameter2nd Gear/ 90 mm Drilling Diameter3rd Gear/ 50 mm Drilling Diameter Maximum Drilling Diameter1st Gear/ 80 mm Drilling Diameter in Reinforced Concrete2nd Gear/ 55 mm Drilling Diameter3rd Gear/ 25 mm Drilling Diameter