This screw down metal hole punch can make two different hole sizes: 1.6mm (1/16") and 2.3mm (3/32"). (The Vintaj rivets fit perfectly into the smaller 1/16" hole.)
Made of tool steel, each punch is tempered for making precision holes in soft metal up to 24 gauge.
Screw action makes holes without deforming the metal. Can also be used for plastic and other materials.
Becky Nunn shows how this punch is used: