Aftermarket 6 D x 52 L Heavy Duty Chisel Bit for C

- 6" Diameter x 52" Length Heavy Duty Chisel Bit for Cable Tool - 6" Chisel Bit for oil / water well drilling. - 2 1/4" x 3 1/4" API thread. - Around 52" length. - 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