Freud 7 8 in Carbide Forstner Bit for Flat Bottom Holes FC 006 Drop In (DIAS) Short Internally Threaded Anchor Approved for Structural Load Transfer Approved for Structural Load Transfer Engineered to transmit the full structural stresses of the column to the concrete footing Zero VOC formula made in the United States the 0 g L VOC rating keeps the product in compliance with stringent air quality standards The ability to re sharpen with a standard router bit sharpening service means this bit is a long term shop tool rather than a disposable item a practical advantage for high volume or professional use so the bit stays productive through demanding workloads without the burning that is common with standard Forstner bits