Designed for fast, chip free drilling with low power, high speed drill motors. The continuous diamond crown is great for precise, smooth holes in thin or brittle materials. Available in Premium Black and Supreme Silver quality grades. Bits have 5/8"-11 threaded hubs.
P28Z - Very hard materials, fast coring
Manufacturer: Diamond Products
For More Information on the Core Bits Premium Black "P28Z" Stone Bits, [Click Here]
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