Holemaker Technology, Dirt Track Parts

Drill Bit Diameter:

1/4"

Thread Type:

RH Thread

Drill Bit Diameter Small End:

13/16"

Drill Bit Diameter Big End:

1-1/16"

Drill Bit Diameter Small End:

5/16"

Drill Bit Diameter Big End:

9/16"

Drill Bit Diameter:

1/2"

Drill Bit Diameter:

3/4"