KFFKFF Diamond Core Drill, 4in Portable Wet Concrete Drilling System, Dual-Speed 1100-2400RPM & 1-1/4" Thread with Dual Bubble Levels, 3-4in Drill Capacity for Concrete, Brick, Stone, 1500W

The KFFKFF 4-inch Wet Drilling machine is perfect for accurately boring holes in various surfaces with a hole capacity of 3.1-4 in / 8-10.2 cm diameter. With a 2-speed electric core drill, you can easily match the drilling speed to the material being drilled, thanks to the convenient gearbox. The 1500W strong motor ensures consistent and powerful drilling. Experience effortless drilling with the rustproof steel forged output shaft, upgraded one-touch water pipe connector for stable water supply, and a shoulder rest for easy carrying and reduced friction. Achieve precision with the two fluorescent yellow-green measuring bubble level tools placed on the core drilling housing. Easily adjust the bit position and ensure level holes every time. Built for heavy-duty concrete drilling, this compact KFFKFF wet diamond core drilling rig is suitable for professional use. It can handle reinforced concrete, red brick, marble, and more.