GS250(industrial) Pneumatic grinder(Block)applying:  1,it is used for thining the large wooks dies and jointing gap. 2,The main components and pneumatic hammer are "YD" logo on the body,Website:http://www.nbydtools.com, GS250 pneumatic grinder is widely applied in power or the forbidden area, such as coal, explosive mines, geological drilling and chemical industry, etc., all have air environment can be used. Especially suitable for driving, use of all kinds of steel, such as crushing, drilling bit sharpening. Grinding wheel modified cast head can be appropriately increase pressure for the use of polishing.technical data: Max Grinder Size :150mm Free Speed :5400r/min Rated Speed : 2600r/min Air pressure : 0.5Mpa Air consumption;54L/S Air Hose Size: Φ19mm Net Weight:14kw Dimensions;280×285×235mm