130P193M
130P-3M-3/16″ Heavy duty press style numbering head featuring:
a) Sturdy shank 1″ diam x 2″ long
b) 3/16″ character size
c) Sharp face characters
d) Standard Gothic font
e) (3) Wheels to read 0 through 9
Convex or "barrel" style numbering heads are used in roll marking machines to mark serial numbers.
Numbering heads are used to provide quick marking legends changes.
The diameter to diameter roll marking is a great marking process for marking high pressure bottles.