The item pictured is not a screw driver although it looks like one. It is a Rubber Heel Remover as below from a 1917 USMC Hand Tool catalog. It was used to remove the rubber heel or top lift from the shoe during the shoe repair process or heel replacement. The rivet was in reality a wire nail...
The script USMC logo was used from 1900 until the 1940's and early 1950's. After the 1957 breakup of the United, some tools went to PCI (Plymouth Cordage Industries) then on to the C.S. Pierce Company. They finally went back to USM. When the foundry was closed some items such as Lasting Pincers...
When United Shoe started in business, as the result of several shoe machine companies merging, in 1899, there first name was United Shoe Machine Company (Script USMC). During the 1950 as United was being broken up by federal court decree, United changed the name to United Shoe Machinery Corp...
USM continues to supply the Clicker Hatchet.
The Scrap Hatchett was basically the same item, but heavier for use on heavier sole leather. See both items lower left on attached catalog page.