Aftermarket 9-3/4 to 10 Chisel Drill Bit for Cable

- 9-3/4" to 10" Chisel Drill Bit for Cable Tool - Appears to have 2-3/4" x 3-3/4" API pin male tool joint water well rig elevator shaft - Presumably American manufactured with carbon and/or alloy steels, but unsure if this is Acme, Spang, Gill Rock Drill, Ideco, Trident, Rampp, O.W.S. Co., Keystone or maybe another historical tooling manufacturer. - If you require thread protector(s) on tool joint(s) add another $15. - Located in Mifflinburg, PA USA