Aftermarket 22” diameter 40 Cable Tool Steel Chise

PENDING SALE - 22” diameter 40" Cable Tool Steel Chisel Type Drill Bit - Used - 22" Wide X 40' Long Chisel Bit - For large diameter wells, - Elevator shafts, foundation boring, etc., - 4" x 5" - 7 API pin-up connection. - 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