Bosch Powertool Accessories Expert Avz 70 Rt4 3 Max Grouting Plate 70 X 2.5MmThe Bosch EXPERT AVZ 70 RT4 3 Max Grouting Plate is the one oscillating multitool blade you need for tiling. Removing a damaged tile without re doing the whole wall is one of the great advantages of the Starlock multitool and with the EXPERT AVZ 70 RT4 3 max its even easier. With this one ingenious blade, you can cut out old grout, reach the tightest corners, and sand out the mortar. A Starlock mount provides optimum power transfer and convenient