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Hand-held
Freestand
Hand-held
4 inch
8 inch
10 inch
4 inch
About this item
4-inch Wet Drilling: Our lightweight handheld core drilling machine can perform wet drilling, and you can feel assured of accuracy when boring holes in a variety of surfaces with a 3.1-4 in / 8-10.2 cm diameter hole capacity. More importantly, a industrial-grade 4in core bit with 1-1/4" thread is thoughtfully included.
Two Gear Speed: Our 2-speed electric core drill, 950RPM / 2100RPM, has a convenient gearbox allowing different speeds to match the type of material being drilled and helping control the ideal speed for the job. 1500W strong motor to ensure the machine drilling fierce and consistent work.
Effortless Drilling: Our handheld drilling rig has a rustproof steel forged output shaft to bear more pressure, an upgraded one-touch water pipe connector for a stable water supply, and a shoulder rest for you to easily carry the core drill rig on your shoulder and reduce friction caused by drilling.
2 Bubble Levels for Precision: Two fluorescent yellow-green measuring bubble level tools are placed on the core drilling housing to make adjustments more convenient, accurate, and easy to use. The bubble is clearly visible from all sides, helping you adjust the bit position and ensure the holes punched are at the same level.
Built for Heavy-Duty Concrete Drilling: The compact size makes it easy to maneuver in drilling reinforced concrete, red brick, marble, and other materials. Our wet diamond core drilling rig will surely meet professional demands and is for more than just home use. With our compact drill kit, you can quickly install air conditioners, kitchen pipes, stair railings, repair highways, etc.
Our 4-inch wet drilling machine is suitable for plumbing, electrical, HVAC, and construction projects. The compact size and lightweight design make it easy to maneuver in tight spaces, while the powerful motor and two-speed gearbox provide the versatility to tackle a variety of materials.
The 1500W robust motor easily loosens the reinforced concrete wall with a rotary speed of 950RPM / 2100RPM, widely used in road construction, home decoration, and Routine maintenance activities.
With a 1-1/4in universal thread, this 4-in core drill bit allows rapid assembling to more than 90% of core drilling machines. Start drilling at the vertical position, then continue to dig deep, and you will get a perfect hole in a second.
The bubble inside the circle will tell that the object's surface is level, as the bubble shows in the middle of the circle.
The unique shoulder rest is designed for comfortable handling. Blow-molded carrying case included for easy storing, classification, and convenient carrying.
Hello, we regret to inform you that our website does not sell extension rods separately at present, but we will give feedback on your needs to the company's purchasing department to increase the diversity of our sales, and we hope that you will be able to buy the goods you need in our website in the future.
Very good drill. (First time user of a core drill). I drilled several 400mm x 51mm holes in granite. I could not upload picture (seem to be problem with “add a Photo”)
Eugen 
