Flexible abrasive product and method of making and using the same

The invention claims a flexible grinding tool, (12), with the opening foam back lining the barrier sleeve (13) and with multiple surface of the grinding sleeve (33). The product (31) facture exerts a curable barrier coating on the opening foam back shell, a barrier the coating wherein the solidifying (32), a to corresponding to the opening foam hole hole, and with a barrier sleeve (32) is executes comprising a curable adhesive and grinding coating fabric, (11) enables wherein a structure surface of the mould, Coated On the first main surface of the coating fabric to adhere to rod is attached on the mould, then at least the part solidifies the adhesive, before the mould (11) and connected with the surface of the separation structure, obtains and multiple surface of the holeGrinding sleeve.