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

Pack Quantity: 5
Height: 18
Length: 166
Width: 49