Bosch HCBG03 3/16 In. x 3 In. BlueGranite Carbide Hammer Drill Bit



BlueGranite™ hammer drill bits deliver fast impact drilling in concrete, stone and masonry. Low voltage, high temperature brazing prevents the carbide cutting edge from breaking out even when heat builds up during deep drilling.
Milled u-flute with deep cut spiral for fast dust removal
Diamond ground carbide tip for precise starts in tile and hard stone
Robust head for long service life and impact applications
Softened shank for aggressive gripping power