Patent ID: 6684514
Filing Date: 2004-02-03
Classification: B23B,B25D

Abstract:
A center marking assemblage comprising:(a) a stylus retaining quill having an upper end and a lower end; (b) a stylus having an upper driving end and a lower scribing end, the stylus being slidably mounted within the stylus retaining quill; (c) a plurality of differently sized scribing and centering guides, each having a lower end, the lower end of each scribing end centering guide having a single outside diameter, each scribing end centering guide comprising a distinct article with respect to the stylus retaining quill; and, (d) interchangeable attaching means, adapting the scribing end centering guides for alternate selective attachments to the lower end of the stylus retaining quill; each stylus centering guide comprising a second quill having a cylindrical lower end, the cylindrical lower end having a diameter, said diameter being unique with respect to the diameters of the lower ends of the other second quills; the stylus retaining quill comprising an inner wall, and the stylus comprising an outer wall, said inner and outer walls comprising a plurality of slide stops.