Fiber Disc durable fiber reinforced, good quality almost same as VSM, reasonable price. Flap disc Features: 1) Sizes: 4", 4.5", 5", 6", 7", 9 ... oxide3) Used for polishing wood, metal, rubber and stoneAluminium Oxide Fiber Disc Art. No.SizeGritMax. RPMCarton QtypCarton SizeGross/Net Weight (mm) (Piece ... *39*1622/20FA23022230*2216-400660010039*39*1622/20 Aluminium oxide fiber disc