14 Pieces Air Compressor Die Grinder Grinding Polish Kit 1/4 Air Grinder Mill Engraving Tools Kits Pneumatic polishing machine

And glass,stone,handicrafts,ornaments,circuit board manufacturing and so on industry need blank shaping, cutting,grinding and finishing homework. Technical parameters: Length of grinder :150mm Air consumption : 4CFM Speed : 23000 r.p.m Recommended air supply : 90PSI Air inlet : 1/4" BSP Package include: Air die grinder x 1 Wrench x 2 Collet chuck 1/8" - 3mm x 1 Collet chuck 1/4" - 6mm x 1 Shank stones 1/4" - 6mm x 5 Shank stones 1/8" - 3mm x 5 1/4" bayonet quick connect x 1 Carry Case x 1