Sait 36503 5" 150B-Grit Silicon Carbide PSA Stearate Paper Discs w/o Vacuum Holes 125pkSait 150B-Grit Silicon Carbide PSA Stearate Disc Roll Paper Discs w/o Vacuum Holes. Open coat structure prevents loading. Use dry only. Very good for automotive body work. For removing varnish from wood or sanding fiberglass in the marine industry. Body filler, paint, fiberglass, etc. Ferrous and/or non-ferrous materials. Available with or without vacuum holes for use on random orbital or low speed DA sanders. Available in weights: "B" - (light weight, high flexibility), "D" - (heavy weight, low flexibility). Tech Info: Specially formulated materials prevent loading. Pressure Sensitive Adhesive (PSA) backing allows for quick changes.
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