Disc Cutter Set, Punch Die Disc Set Irregular Metal Circle Round Punching Cut Jewelry ToolsHole Metal Forming Die Cutting Tool 17 Round

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About Disc Cutter Set, Punch Die Disc Set Irregular Metal

Specification: Condition: 100% Brand New Item Type: Punch Disc Material: Iron Color: As pictures shown Size: Approx. 12.5 * 3 * 2.5cm / 4.9 * 1.2 * 1in Holes Size: 3.80mm / 0.1in, 4.82mm / 0.2in, 5.8mm / 0.2in, 6.89mm / 0.3in, 7.80mm / 0.3in, 8.80mm / 0.3in, 9.90mm / 0.4in, 10.80mm / 0.4in, 11.80mm / 0.5in, 12.75mm / 0.5in, 13.74mm / 0.5in, 14.75mm / 0.6in, 15.70mm / 0.6in, 16.75mm / 0.7in, 17.80mm / 0.7in, 18.80mm / 0.7in, 19.70mm / 0.8in Package list: 1 * Punch Disc Instructions for use: Please put the puncher flat before use, the metal piece to be punched is first quenched and annealed, then suddenly cooled in the water, then the punching column of the puncher is taken out, and the metal piece is placed in the middle gap, if necessary You can drop two drops of glue to fix the metal piece and scrape it afterwards. Then align the desired aperture, the plane of the punching column is downward, and the chamfer is upward. The metal piece is pressed against the large hammer and strongly tapped to form a piece. Reminder: If you use a manual hammer, the hammer head should be large, and the strength should be large. Try to fix it as much as possible. Otherwise, it may cause spatter or uneven edges. You can also use the hydraulic press to save effort. Manual punching cross section will have some traces that can be polished and trimmed.