SPIRALCOOL Smooth Bore Backing Pads Features:

• Constructed of neoprene rubber using an aluminum hub with 5/8" smooth bore.
• No threads, fits more tools.
• Design allows air to flow through the slotted hub and between the spirals on the face of the pad, keeping the disc cool.
• Helps extend the life of the coated abrasive disc.
• Ideal for all sanding operations on metal, plastic fiberglass, etc.
• Each pad is made individually in a single mold, then tested for perfection.
• Silver color.
• 5in(L)x4.5in(W)x1.3in(H).