Gryphon 1" Core Drill Bit for Glass Grinder

Product Description
Use: Drill holes in glass Bit: 1" outside diameter, 30mm shank length, 12mm shank diam. Features: - Cuts holes in glass quickly & easily - Use with drill press - Spray diamonds with water to keep cool while drilling - Use press-release-press-release action to minimize heat & allow coolant to flush away debris Manf. Number: #25Core
$ 20.99