3M™ Paper Sheet 405N, 9 in x 11 in 220 A-weight
A silicon carbide sheet constructed on an A weight, light paper backing. Features an anti-loading stearate coating. Grade: 220. Primary markets: metalworking, woodworking.
i have useing your products for more years than i
the best product I have used in the last 40 years in the wood working business
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