Nice Estate find.Here we have a Vintage Dupont No 2 Blasting Machine Box Mining Detonator Plunger.As seen no straps has oxidation wear scratches chips peeling wood.Rust on plunger post sticking up rest as seen clean.Does go up and down.Heavy.Did not open and will not as-is untested parts only.FEDEX SHIPPING ONLY TO PHYSICAL ADDRESS.NO P.O. OR APO BOXES.NO ALASKA HAWAII PUERTO RICO OR GUAM.Not a expert.Pictures show best description.Will pack well and insure.Email any questions sold as-is as seen and stated no returns for any reason