Our high quality air die grinder and stones kit set contains 10 interchangeable grinding stones， mounting keys and collets， all well packed in a storage case. Thanks to this product， handling， grin

• Max. Speed: 25，000 U / min
• Working pressure: 6，3 bar / 90 psi
• 1 1/4" collet， 1 1/8" collet
• Sharpening Stones: 5 pcs for use with 1/8" collet ， 5 pcs for use with 1/4" collet
• Air consumption: 113，2 L / min
• Compressed air connection: 1/4" nipple
• Dimensions: 235 x 57 x 212 mm
  
  
  
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This Die Grinder and stones kit set is intended for the professional use of polishing，smoothening， de-burring and sharpenning . The 1/4" (6mm diameter， 25 mm shaft) and 1/8" (3 mm diameter， 25 mm shaft) stones are used for grinding. With its multi-functioning features， our product can be used for hobby， automotive and construction jobs. The whole device is very easy to handle; thanks to its ergonomic design， light weight housing， low vibration and variable speed control. Delivering includes 10 x interchangeable grinding stones with 1 air die grinder， 2 mounting keys， 2 collets and 1 storage case.