Aftermarket 4-1/4 Dart Valve Bailer for Cable Tool

- 4-1/4" Dart Valve Bailer for Cable Tool - Used - For Cable Tool Water Well Drilling / Servicing Rig / Truck - 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 - Located in Mifflinburg, PA USA