This is a Dennis Overton mounted square port bit. It is marked OVERTON. This bit features 6 pieces of engraved silver.
Measurements:
7 5/8 inch shanks
5 inch mouth
1 inch wide by 1 1/4 inch tall square port
This is a Dennis Overton mounted square port bit. It is marked OVERTON. This bit features 6 pieces of engraved silver.
Measurements:
7 5/8 inch shanks
5 inch mouth
1 inch wide by 1 1/4 inch tall square port