For punching holes in your leathercraft products, this multi size hole punch comes with 6-size tubes with a sharp edge. It has a sturdy grip with non-slip knurling, and can sustain several hammer strikes. An Allen key is included in this set to assist in tightening and loosening the punches to the handle.Place a poundo board or other comparable material under your leather before punching to protect your equipment and tabletop. To use this tool, simply secure the selected punch tip to the handle, lay the handle on the material to be cut, then pound the handle with a soft-headed hammer or mallet until the required hole is completely made.Included tip sizes:• 2.0mm• 2.5mm• 3.0mm• 3.5mm• 4.0mm• 4.5mmWeight:• Approx. 75gPlease note: Keep out of the reach of children. Store without contacting any hard surface when not in use.