Bosch DDB516 5/16 in. Porcelain Diamond Drill Bit

Features

• Dry-drilling bit design engineered for accurate dry drilling in porcelain and natural stone tile, for a precise, clean hole
• Vacuum-brazing technology fuses high-quality diamonds to the bit tip for 10x longer bit life in porcelain than standard glass and tile bits
• Built-in wax insert in tip lubricates and cools the hole without the need of water
• High-quality diamonds help provide ease of use in drilling into porcelain, as well as up to 10x life in porcelain than standard glass and tile bits
• Drilling control dry drilling allows for drilling with two hands, providing more control when drilling, for more precision