25 Grinding Wheels 4" x 1/4" x 5/8" ( 100 mm x 6 mm x 16mm ) These are "depressed center" aka "type 27" grinding wheels. They are reinforced with a triple layer of fibre mesh for increased safety A24Q4BF A = Aluminum Oxide Abrasive Material (good for all kinds of metal grinding) 24 = Grit (a medium coarse grit, a good general purpose grit) Q = Hardness (this varies widely from manufacturer to manufacturer) An excellant wheel both in terms of value and quality Several local fabrica
The listed item is for one set / Lot / 6 PCS of carbide ruby natural agate oil stone with backing plate SIZE:150*20*5MM GRIT is 800# -10000# Pls refer to the picture uploaded.
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