Diamond Core Drilling Diamond drilling offers a cost effective way of forming service holes without vibration. We run many different types of core drilling equipment and stock a vast selection of core sizes. Diamond Stitch Drilling By drilling a series of holes which overlap each other, we are able to cut any sized opening or shape through floors and walls of any thickness. Ring & Chain Sawing Ring and chain sawing involve the use of high powered hand held machines which provide an outstanding solution in restricted access Floor Sawing At Diamond Contractors we have the ability to offer a variety of sawing equipment with the latest technology in equipment from 18hp up Wall Sawing Wall sawing is a process that uses a track mounted unit that can cut up to 700mm deep. The unit is remote controlled for operator safety. Wire Sawing Diamond wire sawing allows almost any large concrete or masonry structure to be cut where other methods are not feasible. It is an ideal tool for cutting and removing reinforced concrete, such as bridge sections, jetties, columns or beams. Diamond wire sawing is particularly useful when extremely thick and/or awkward shapes need cutting. Diamond wire can be wrapped around almost any size or shape of reinforced / mass concrete or masonry structure. Grinding Concrete grinding is done when uneven surfaces become a tripping hazard or tile grout or painted floors have to be smooth. We can provide floor grinding, either petrol or electric, to suit your needs. Call Today!