The Model 4 is our manual nameplate marking machine for stamping into name plates, metal tags, dog tags and ID tags. Model 4 accepts plates up to 4" deep. These machines mark evenly spaced letters and numbers that are acc......The Model 4 is our manual nameplate marking machine for stamping into name plates, metal tags, dog tags and ID tags. Model 4 accepts plates up to 4" deep. These machines mark evenly spaced letters and numbers that are accurately aligned and uniformly deep. Model 4s are available with sharp or flat face character dials in a variety of sizes, please select which dial for purchase. All dials are interchangeable and fit both the Model 4 and Model 6. Additional dials can be purchased separately.