Product description KLINGSPOR Abrasive Flap discs are made of alumina zirconia coated flaps, fastened equally to glass-fibre reinforced resin backing plates or glass fabric backing plates. These zirconium flap discs suit the majority of metal grinding applications including working of welding seams, deburring, de-rusting and cleaning of castings. Technical Specification Diamater 180 mm (7”) Grit p60
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