Forstner Drill Bit 4 Flutes Carbide Wood Router Bit Hole Saw Cutter 70mm Core Drill Bits Woodworking 

1. These machine bits have two wings,two scribers and a center point.
2. Tungsten Carbide Tipped for extensive drilling of particle boards and plastic of soft to medium density.
3. The scribes give a very clean entrance hole.

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