Q. I started trying to remove the cracked, discolored tile grout in my shower using a hand tool, and feel it will take at least 20 years to get it all out. Is there a better way?

Several years after you complete a bathroom or kitchen renovation, it inevitably starts to show some wear. One culprit is grout: Over time, it stains, cracks, and becomes loose, even if it was ...

Be sure to remove at least 1/8 inch of grout to allow proper bonding for the new grout. Toner recommends this Dremel Variable Speed Rotary Tool Kit from Amazon .