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Product Description
The GRK Concrete Drill Bit features a special alloy combination that enables the tip to bore through materials with a filing action rather than a cutting action. The tip can be resharpened for added longevity.
Technical Notes.
Sizes: 1/4" x 5-1/2" (metric 6.4 x 140) and 1/4" x 7-1/2" (metric 6.4 x 190)
Minimum Pilot Hole Depth: 4" for 5-1/2" bit and 6" 7-1/2" bit.
Technical Notes.
Sizes: 1/4" x 5-1/2" (metric 6.4 x 140) and 1/4" x 7-1/2" (metric 6.4 x 190)
Minimum Pilot Hole Depth: 4" for 5-1/2" bit and 6" 7-1/2" bit.
