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services 14 inch 14 inch hole in concrete
Core drilling 14 inch holes in a block concrete wall is not easy. The core drill bit in itself weighs close to 40 pounds and the rig, along with the core drill motor, adds to that weigh by a least another 60 pounds. So when core drilling on a wall you have to use more than just one concrete anchor to secure the rig to the wall so that the...
services BLOG vacuum pump for core drilling
A vacuum pump is the unique way that a core drill operator can suck down a core drilling rig to a concrete floor. This method is preferred when core drilling most smooth concrete floors. The vacuum pump sits on the core drill rig usually between the two wheels if the rig is so equipped. A soft suction foam ring lines a channel on the bott...
services 10 inch core drilling greensboro north carolina
This was one mean wall. It had within its contents close to 14 pieces of rebar embedded into the concrete of the this parking garage on greene st, Greensboro, North Carolina. We took almost 48 minutes to core drill this 10 inch hole in the wall. Luckily we had our trusty small core drilling rig with us so that we could mount to the concre...
services BLOG core drilling samples
This is our work truck again, this time back in Concord, NC. This particular project involved core drilling through the shop floor of this former transmission shop on church street north. After we get done making a 4" hole in the floor a machine comes in and pounds segments of plastic tube some 30 feet into the ground. This allows the dir...
services BLOG core drilling concrete floors
Core drilling through a concrete floor or concrete pad with a large 12 inch core drill bit is sometimes the type of duty that you like to pass onto the youngsters in the crew. It takes a large floor based core drill rig to core drill a 12 inch hole. We use a milwaukee 4004 core drill motor to make the big holes up to 14 inches. It a hea...
services BLOG