Screw Digger for No. 8 Screws
Ideal for drilling, countersinking and counterboring in one operation. This means that a No.8 Screwdigger can be adjusted to predrill for different lengths of No. 8 Screw. Uses 7/64in Drill Bit. To ensure an acurate fit we suggest you use the same Plug Cutter from the Disston brand. For No 8 screw