[422] MAG-BIT 909 Countershark

• Counter-bore for use in all types of wood.
• Use with Mag-Bit Shark bit or MAG303DLX, 357DLX, 735, 715 and 710 auger bits 5/8" diameter or larger to drill clearance holes for bolts and countersink the head and washer in one action.
• Securely attaches to bit with a heavy duty set screw.
• Six super sharp teeth on the outer diameter cut a clean hole and leave a smooth finish at the bottom of the workpiece.
• Packaged in a clear plastic clamshell



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