Sandwox Dual Density Sanding Block, 2-Pack, SHB-60125 Fiberglass sanding Soft density polyurethane foam is

Soft density polyurethane foam is perfect for conforming to minor surface contours

Deep jet black

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Sand area to be refinished with 400 grit sandpaper

When used with RUPES BigFoot polishing pads vibration is reduced to a minimum

Sandwox Dual Density Sanding Block, 2-Pack, SHB-60125 Fiberglass sanding Soft density polyurethane foam isProduct Overview: Sandwox Dual Density Sanding Block, 2 Pack (SHB 60125) evenly distributes applied pressure while keeping the sandpaper flush to the surface being sanded. Extremely versatile, these Sandwox blocks are soft on one side and firm on the other. Dual density blocks are typically used in different stages of primed surface treatment or paint defect removal with waterproof sanding sheets. Easily cut with a sharp knife or razor blade if