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Barrel Style numbering heads – unique design for roll marking
Convex or “barrel” style numbering heads are used in roll marking machines to mark serial numbers.
Convex Numbering Heads - 58C & 158C
The Convex Numbering Head – What others say doesn’t exist
The convex numbering head is a well kept secret. Many a roll marking owner has no knowledge of this tool. CMT has had many discussions with people that have no knowledge of this impressive tool.