Aftermarket Cable Tool Sub Adapter / Drill Stem Ex

- Cable Tool Sub Adapter / Drill Stem Extension - Used - 3-1/4" x 4-1/4" - 7 API pin to 4" x 5" box - With wrench squares - 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