Our Universal Fit Open-Lok 3-1/2 inch Triangle Sanding Pad 1 Pack is for Oscillating Multi-Tools. The Milwaukee 3-1/2 inch Triangle Sanding Pad utilizes hook and loop technology for fast and secure paper changes. The sanding pad uses a dense foam backer for flexibility and durability, delivering you a longer pad life and a smooth sanding experience. This multi-tool sanding pad is ideal for detail sanding and hard-to-reach areas.Find the SAND PAD TRIANGLE 3-1/2 at Ace.