A description of all the exhibited items is made as objective as possible.  In the specification, there are technical, physical and other characteristics.  Are listed all defects and deficiencies.  I am always ready to answer your questions honestly and impartially. D: 80 mm T: 0,13 mm H: 20 mm GRIT : 250, 50/40 microns Discount for the combined shipping I will add a tracking number in EBAY  Delivery times depend on courier services, and not on me.  "Please do not shoot the pianist. He is doing his best." Oscar Wilde .