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Make it Snappy Tools 3/16 Inch x 5/8 Inch 3-Flute Flat Bottom Counterbore wit...
Description:


Use SD-3 Counterbores to drill a pilot hole and counterbore a flat bottomed hole in one step. Perfect for lag screws, lag bolts, washer head screws, T-nuts & more.

 Features:
    • Drive Shank: 1/4 Inch Hex Power Bit Shank
    • Drill Size: 3/16 Inch
    • Counterbore Size: 5/8 Inch