This 1 - 3 / 8 in . Ceramic Tile Hole Saw is a good choice for faucet , pipe and shower head installations . This hole saw features a durable diamond grit edge , for faster cuts , less dust and less chipping . Designed to fit all common drill chuck sizes . For best drilling , keep cutting surface wet and let the drill bit stay cool by drilling in 3 to 5 second bursts . For harder tiles like Porelain , a porcelain rated hole saw should be used .
Fits 1 / 2 in . and 3 / 8 in . drill chucks .
For cutting through , ceramic , marble and granite .
Metal saw with diamond grit edge cuts most holes in less than 30 seconds .
Drill guide holds hole saw in place during cutting .
For harder tiles like Porelain , a porcelain rated hole saw should be used .