SD-3 Flat Bottom Counterbores
SD-3 Flat Bottom Counterbores are used to drill the pilot hole or clearance hole and counterbore a flat bottomed hole in one step. Great for lag screws, lag bolts, washer head screws, T-nuts & more.
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32809 – 9/64″ x 7/16″ 3-Flute Flat Bottom Counterbore with TiN coated twist drill
$ 16.37 Add to cart
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