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Dremel is known primarily for its rotary tools, such as the Dremel 3000, 4000 and 8200 series, which are similar to the pneumatic die grinders used in the metalworking industry by tool or moldmakers. Dremel later expanded its product range and now produces butane tools , benchtop and hand-held saws and oscillating tools . [ 2 ]
A concrete grinder is an abrasive machine for grinding and polishing concrete and natural stone. Concrete grinders can come in many configurations, the most common being a hand-held general purpose angle grinder, but it may be a specialized tool for countertops or floors.
A countersink is a conical hole cut into a manufactured object; a countersink bit (sometimes called simply countersink) is the cutter used to cut such a hole. A common use is to allow the head of a bolt or screw, with a shape exactly matching the countersunk hole, to sit flush with or below the surface of the surrounding material.
The jig borer is a type of machine tool invented at the end of World War I to enable the quick and precise location of hole centers. It was invented independently in Switzerland and the United States. [1]
A concrete float is a tool used to finish a concrete surface by making it smooth. A float is used after the surface has been made level using a screed.In addition to removing surface imperfections, floating will compact the concrete as preparation for further steps.
Modified roto-mill head for dowel bar retrofit Dowel bar retrofit slots after the milling. Specialty milling can be used to form rumble strips which are often used along highways. [8] Using milling instead of other methods, such as rolling them in, means that the rumble strips can be added at any time after the road surface has hardened. [8]
It is composed of a rule and one or more interchangeable heads that can be attached to the rule. [ 1 ] [ 2 ] Other names for the tool include adjustable square , combo square , and sliding square. The most common head is the standard head, which is used as a square for marking and testing 90° and 45° angles. [ 3 ]
CRH plc is an international group of diversified building materials businesses whose headquarters is in Dublin, Ireland.It manufactures and supplies a wide range of products for the construction industry.