Tool Clamping Devices (Patent No: 474318)

Inventor: Evoy, Edward L.

Location: Irma

Comments: N/A

Description: The embodiments of the invention in which an exclusive property or privelege is claimed is defined as follows:-

(1) In combination with a tool handle having a central longitudinal bore receiving a tool shank, a collar encricling the handle and having one side thereof reinforced by a built un shoulder, a jam screw threading through the collar at the shoulder and engagable with the shank through a radial bore in the handle.