Electrical conveyor for operator to operate at certain outdoor spot as per process demand controlling working pieces up and down, to and fro, or drive carriage to outdoor for placement and removal of working pieces to save operator much unnecessary movement, transport, pausing, uplift working efficiency, reduce personal contamination, make sand concentration and easy operation

• Suitable for plane sanding of sheet stone, glass and steel working pieces
• For engraving as well as frosting of glass panels, mirror panels, marble slabs, acrylics and other sheet form material