Offer hot metal spraying and metal fabrication to enhance the mechanical and corrosion properties of metal parts. It is used to refurbish machine parts in all industries. We refurbish shafts, journals, bushings, piston rods, plain bearings. We perform TIG welding.

We manufacture hydraulic cylinders for mining machinery. We also offer shafts and pins. We provide machining - turning, milling, grinding and rolling. We provide consulting in the field and project activities.

We are engaged in machining and turning of metals. We manufacture shafts, flanges, pinions, gears, pulleys, covers and gearboxes. We perform surface treatment of material by blasting with steel grit or silica sand. We also offer surface metallisation with zinc, aluminium or copper.

Offering custom engineering production. We are also involved in turning, milling, drilling, stone and gravel processing, water, energy, food, transportation and brick manufacturing.

We manufacture chemical engineering products, pump valve seals or flange connections. We offer surface treatment of concrete and metals. We provide degreasing and cleaning of all types of surfaces, corrosion protection and preservation of metal parts, chip machining or grinding. Manufacture and repair of hydraulic cylinders.

We offer renovation and protection of metal surfaces. We provide hot spraying, surface cleaning by blasting and decorative sandblasting. We specialize in fabrication using heat and plasma technologies. We provide coating of zinc, aluminum and their alloys in combination with coating system.

We are engaged in metal fabrication, CNC milling, machining on a large milling machine, cutting aluminum and other locksmith work. We perform turning, material cutting, welding, assembly work and surface finishing by painting.

The main activity is the production of metal components, parts and small assemblies with high quality to customers in the automotive, engineering, electrical, construction and footwear industries. We perform metal stamping and forming, locksmithing and surface treatment.

We deal with metal machining. We provide refining, cementing and grinding. We specialize in fittings, sensor receptacles, threaded nuts, thread reducers that can be fitted with metric, taper, withvort and G threads. We offer CNC machining of stainless steel, titanium, brass, bronze.

We perform conventional and CNC metal machining. We manufacture gates, racks, stands and other products. We weld metals and after welding metals can be surface treated. We supply nuts and bolt parts, shafts, pins, sleeves, pneumatic machine parts or elevator machine parts.

We perform metalworking on conventional and CNC machines. We specialize in medium and heavy machining of metallic and non-metallic materials such as steel, cast iron, stainless steel, silon and others. We focus on conventional and CNC turning, horizontal and CNC milling or cylindrical and flat grinding.

We provide engineering services. We are engaged in metal fabrication, welding, surface finishing and stamping. We specialize in the construction of vehicles for disabled persons. We perform pressure testing of castings for leaks, washing and degreasing of parts and cylindrical grinding.

We are engaged in the manufacture and supply of machine tool accessories focusing on the areas of boring, milling, clamping, external thread rolling or internal thread cutting. We provide warranty and post-warranty repairs of supplied and manufactured products.

OSTROJ a.s. is a purely Czech company with a long tradition of manufacturing mining machines, conveyor systems and other technologies for underground work. It has been delivering projects to customers all over the world for more than 75 years and employs over 800 people on 42,000 square metres of production space.