With laser-cut spiral vacuum holes that rapidly remove dust to clean your work environment and protect against contamination, this Dry Ice Multi-Air Cyclonic A975 medium grit paper H&L center hole vacuum disc offers a long lifespan and exceptionally cool, fast and consistent cuts. C-weight, latex-saturated, fiber-reinforced backing provides excellent tear strength and flexibility. An open coat and non-pigmented, water-based stearate resist loading without transferring colors, while the hook and loop back makes mounting and changing simple. This paper H&L center hole vacuum disc is an excellent choice for demanding applications involving aluminum, fiberglass, composites, and both hard and soft woods.