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Flat and Step Stamps: Flat type stamps are held into a holder with a set screw. This method is recommended for use only in applications with smaller forces and minimal machine vibrations. Step style stamps are held into a holder with a plate or clip. This method offers very easy changing of the marking legend. |
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Groove Stamps: Groove type stamps are held into a holder with a spring clip or pin. This pin is made of spring steel, and is designed to withstand impact forces. Groove stamps comes in a variety of standard configurations: CMG, CMC and CMV. |
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Round Insert Stamps: For use in CMT air impact markers with rod style "B", as well as the No. 8 inspector's hammer. Also useful in clamping devices for station code numbers. |
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Standard Punches: For staking or seating, Columbia offers standard punches in your choice of 60, 90 or 120 degree angles. |
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Hot Stamping Stamps: Flat Face stamps made specifically for hot stamping machines and applications. They come in Flat, Step and Double Step Style as well as Round Inserts, with a variety of flat character face heights available. |
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Radial Press Holder/Stamps: CMR Radial Type holders are designed to specific customer requirements for marking circular impressions on flat surfaces. They are ideal for marking gear blanks, cutter, pulleys, shafts, bearings, wheels and bushings. |
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Roll Stamp Holder/Stamps: Columbia roll stamp holders, developed to efficiently mark both flat and contoured surfaces, are designed to hold individual step style wedge stamps or combinations of wedge or logo type stamps, and segment dies. |
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Roll Dies: Marking by means of a roll die is one of the fastest and most efficient methods known. Roll dies solve a large variety of marking needs. |
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CNC Roll Stamp Holder: Ideal for fittings, couplings, nozzles, collars and many other parts turned in a lathe, screw machine, multiple spindle or chucking machine. The in-line operation allows for efficient marking during primary operations, and completely eliminates the need for a secondary marking process. |
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Custom Stamps/Dies: Columbia is skilled at making any type of custom stamp or die, including logos and signatures. |
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Bottoming Marker: For use in stamping presses or with forming dies having spring or air pads. |
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Stamping Die Installation:Get the formula for determining gap width, type size or type quantity for a successful installation. |
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Retainers/L-Shape Stamps: For standard retainer and backing plate sets, L-shaped stamps offer extra clarity and ACCoat for durability and self cleaning. They are also skin packaged for easy counting and QC. |
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Retainers/Wedge Stamp:For Wedge shaped stamp retainers and backing plate sets, Wedge shaped stamps offer extra clarity and ACCoat for durability and self cleaning. They are also skin packaged for easy counting and QC. |
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Embossing Chart: View the embossing chart to find the pressure required for the desired character size and metal thickness. |
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Embossing Dies: Columbia makes embossing and semi-coining dies, read more on the difference between the two and process. |
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Stamp Boxes: Sturdy steel or wooden boxes allow for easy organization of stamps. The steel stamp box is finished with rust and acid resistant enamel, and the wooden stamp box will also hold a HG or H series hand holder. |
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Marking Methods: A visual depiction of the various types of marking on tubes, flat and round parts. |
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Estimated Marking Force: A comprehensive chart for determining the estimated maximum force per hammer blow (in lbs). |
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Marking Pressure: A detailed chart showing the relationship between character size and depth of mark, taking into account the type of material being marked as well. |
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Character Size: Actual size examples of character sizes, including height, width and spacing of characters, engraved on steel roll, stamping and embossing dies. |
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Character Face Styles: CMT offers 5 different face styles for your stamp characters. Explore this page to see what style will work best for you and your marking application. |
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Engraving Depth: A helpful listing of each characters' size engraving depth. |
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Style of Fractions: A layout showing the different styles of fractions to be engraved on a stamp. |
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How to Order Stamps: An informative guide to assist you in ordering individual characters and punctuation stamps, as well as logo dies and segments. |
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Punctuation: CMT also offers punctuation symbol stamps, view your options here. |
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Legend Length: Get the formula used to determine maximum legend length of logo or segment dies. |
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Symbols: Columbia offers 600 different symbols that can be engraved on any type, insert or hand stamp. View chart... |