Featuring P-graded aluminum oxide that reliably delivers a fast cut rate and a consistent finish, this A290 medium grit paper PSA vacuum disc roll is ideal for practically all materials, including soft metals, drywall, fiberglass, carbon steels of all kinds, wood, super alloys and drywall. Latex-saturated C-weight backing is reinforced with fiber, keeping its flexibility while resisting tears. Water-based stearate No-Fil protects against loading, while vacuum holes suck away dust. The linked disc roll format and pressure sensitive adhesive allow easy application and removal.