Get smoother, more consistent corner sanding with TPmax 3-1/2" Triangular Foam Interface Pads. These soft-density foam pads act as a cushion between your sanding pad and sander, delivering balanced sanding pressure, reduced heat, and smoother finishes—especially in tight corners and edges. Each pad features hook & loop backing for quick disc changes and a 6-hole dust extraction design to keep your workspace clean.Perfect for woodworking, furniture refinishing, and DIY detail sanding, compatible with most 3-1/2” triangle orbital/detail sanders. Triangular Shape (3-1/2") – Ideal for corner sanding, edges, and tight spaces Soft-Density Foam Cushion – Reduces vibration, enhances control and finish 6-Hole Dust Extraction Design – Helps maintain clean working surfaces Hook & Loop Backing – Easy to install/remove sanding sheets Fits Most Triangular Shaped Detail Sanders – Compatible with Bosch, Makita, Black+Decker, etc.