VEVOR Core Drill Machine, 0.8-6.3in Drilling Diameter Handheld Diamond Core Drill Rig with Stand and Core Drill Bit, 2000W Rugged Concrete Core Drill, Wet and Dry Use, For Concrete, Brick, Marble Powerful 2000W Motor Handheld & Stand-Mount Modes Dual Cutting Modes Large-Diameter Drill Bit Wide Application Sealing System Arbor Size:UNC1 1/4-7,Item Model Number: Z1Z-CF-9135,Drilling Diameter: Φ0.8-6.3 in / Φ20-160 mm,Net Weight: 40.3 lbs / 18.3 kg,Max Load Power: 2000W