Features:1.High corrosion resistance.2.High strength and hardness.3.High precision, wide range of adjustment.4.The fastest and most accurate hardware tool on the market - Install hardware 10x faster5.Saves time wasted making wood templates6.Patented design helps eliminate drilling mistakes7.Reversible for quick drillingSpecifications:Material: Aluminum AlloyColor: BlackSize: 40.6 x 30.5cm/16 x 12 inchTwist drill: 2mm, 3mm, 4mm, 5mmApplication: installing handle/knob/pull on doors, cabinets, drawers and so onPackage included:1 x Wood Drilling Tool SetNote:Please allow a little size errors due to manual measurement.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.