DiamondSure 900-025 Diamond Core Drill Bits - Assortment 4-pk

DiamondSure 900-025 Diamond Core Drill Bits - Assortment 4-pk features:

• Includes 1/4", 5/16", 3/8", 1/2"
• Wet diamond drill bits for hard porcelain and glass tile
• Use with adjustable hole saw guide
• We tested this bit in hard porcelain and the result speaks for themselves!
• Drop water on area where hole is made
• Start drilling hole applying very little pressure. Do not push straight down
• Make sure water is sufficient to wet bit
• DiamondSure bits can be used in any standard variable speed drill