Our Universal Fit OPEN-LOK™ Diamond Grit Boot Blade 1 Pack is designed for Oscillating Multi-Tools. This boot blade is made with diamond grit, offering you up to 5X longer life than standard carbide grit blades. The boot shape of the blade with contoured diamond grit edges delivers optimal performance in grout removal. This MILWAUKEE® multi-tool blade is ideal for larger grout removal projects with a curved edge that gives you more control.