Marking Systems

Manual Nameplate Markers


Schmidt Marking Systems
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U.S. Defense Agency

Press Marking - Impact and Squeeze Action Presses

press marked part


For fast and efficient part marking, Schmidt offers both impact marking presses and squeeze action marking presses that can indent a whole legend in one stroke.

Press marking machines are great for marking mild steel, tool steel, and soft aluminum parts.



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  • Machines
  • Pressure Chart
  • Tooling
  • Part Feeding
  • Brochures
  • Video

Types of Press Marking Machines

There are two basic types of press marking machines, an impact marking press and a squeeze action marking press.

Model 10T pneumatic impact press marker

Model 10T

Schmidt offers pneumatic impact marking press machines ranging from 5 to 10 tons of pressure for fast, one stroke part marking.

Impact marking presses, which can be faster than roll marking machines, indent numbers and letters into the surface of parts with a powerful single stroke. Impact presses are typically used for stamping plates or solid parts.

Impact Press Marking Machines:

Model 5T - 5 ton marking press

Model 10T - 10 ton marking press


press marked part

Model A/O


Schmidt manufactures a variety of squeeze action press marking machines that offer a gentler marking action when closer control of stamping pressure is desired.

Squeeze Action Press Marking Machines:

Model A/O - Air over oil pneumatic & hydraulic marking press

Model 450 - Bench-style marking press available in 4 sizes


Want to discuss your press marking machines application with us? Call us today at 800.323.1332 or click here to complete our Contact Us form.


Pressure Requirements for Marking

In order to estimate total marking pressure, multiply the single character tonnage by the number of characters to be marked.

Pressure to mark one character* (in tons).

Mild Steel Soft
Tool Steel Character
1/16” 0.25 0.15 0.38 .003”
3/32” 0.05 0.3 0.75 .004”
1/8” 0.75 0.45 1.13 .006”
5/32” 1 0.6 1.5 .007”
3/16” 1.88 1.13 2.82 .008”
1/4” 2.1 1.26 3.15 .010”
5/16” 3 1.8 4.5 .013”
3/8” 4 2.4 6 .016”
7/16” 4.75 2.85 7.13 .016”
1/2” 5.7 3.42 8.55 .017”
5/8” 7.5 4.5 11.25 .020”
3/4” 9.25 5.55 13.88 .020”
7/8” 11 6.6 16.5 .020”
1” 13 7.8 19.5 .020”


*These are pressures for Sharp Face characters. In order to estimate marking pressure requirements, multiply the single character tonnage found above by the number of characters to be marked.


Type Holders, Numbering Heads and Marking Dies for Press Marking

Steel Marking Tools Shank Style Stright Typeholder

Model S Type Holder

Used for multiple character stamping with frequent setup changes. These type holders plus Schmidt's standard straight groove type can be used in our press marking machines. A locking pin holds the type in place. Available in stock. Contact us to order your type holder at 800-323-1332.

Standard Model S Type holder for Straight Groove Type
Recess Sizes Holder Capacity by Character Size
1/16" 3/32" 1/8" 5/32" 3/16" 1/4"
032681 S-A12 1/4” x 3/4” 12 8 6 - - -
032682 S-A15 1/4” x 15/16” 15 10 - 6 - -
032683 S-A16 1/4” x 1” 16 - 8 - - -
032684 S-A18 1/4” x 1-1/8” 18 12 9 - - -
032685 S-A20 1/4” x 1-1/4” 20 - 10 8 - -
032686 S-A24 1/4” x 1-1/2” 24 16 12 - - -
032688 B-4 5/16” x 1-1/8” - - - - 4 -
032689 B-6 5/16” x 1-1/2” - - - - 6 -
032690 B-8 5/16" x 1-1/2" - - - - 8 -
032691 B-10 5/16" x 1-7/8" - - - - 10 -
032692 C-4 3/8” x 1” - - - - - 4
048691 C-6 3/8” x 1-1/2” - - - - - 6


Steel marking tools, model 10 numbering wheel head for press marking

Model 10 Numbering Head

The industry standard for manual & automatic numbering. Used in press markers or roll markers to indent consecutive numbers in metal and other materials. Standard heads have 5-7 wheels, and character sizes 3/32" to 1/8".


Click here to download the Numbering Head brochure.


Steel Marking Tools Radial Shank Style Machine Typeholder

Shank Style Radial Type Holder

The radial type holder is equipped with a shank for mounting in any press machine. Radial step type and logotype are held in position with a retaining plug and a socket head cap screw. The spacer ring may have more than one recess to position the marking in accordance with specifications.


shank style marking dies

Shank Style Marking Dies - Rectangular or Round

Schmidt offers a variety of shank style dies, available in both rectangular or round. The shank size and lengths are machined to suit the ram of the press and the application.

Radially engraved shank style dies are also available for use in a press when a radial impression is desired on a flat surface.


Schmidt Model 450 squeeze action press marker with rotary dial

Part Feeding & Fixturing

Our impact press markers and squeeze action presses can be equipped with automatic feeding systems that include bowl feeders, stackers and rotary dials. Fixturing is available on all Schmidt press marking systems.



Press Marking Catalog and Brochures

Click to download Adobe Acrobat ReaderTo print or download a brochure, click on the image below to open the pdf in a new browser window. Click on the Adobe Icon for free Adobe Reader software.

Press Marking Brochure

Press Marking Catalog General Info

This general press marking catalog discusses an overview of Schmidt press marking machines, the impact models, squeeze action models and special application equipment. Schmidt press marking machines are designed for quick installation, easy operation, and long operation life

Air Over Oil Press Marker Brochure

Model AO Press Marking Machine

This brochure discusses our Air-over-Oil pneumatic impact press marker. With its anti-tie-down dual hand controls, it is quiet, safe, and great for either bench-top, mounted or mobile applications. These machines can be equipped with automatic feeding systems like shuttles, hoppers, stackers and dials, or with custom numbering heads and fixtures.

Brochure on Schmidt's Model 450 Squeeze Action Press Marking Machine

Model 450 Squeeze Action Marking Press

This brochure discusses our Model 450 squeeze action bench style marking press. These heavy duty presses deliver uniform marking regardless of variations in the thickness of parts being marked. The Model 450, available with 5 to 15 tons of marking pressure, offers reduced stress for the parts being marked and less wear on the tooling in the machine.



A/O (air-over-oil) Model 10 squeeze action press marking video

This video demonstrates the Model A/O10 squeeze action press marker equipped with a bowl feeding system to mark steel parts.

See more Part Marking Videos