Hand Press TEP-2 is the universal tool for installing different kinds of metal and plastic sewing accessories, i.e. installation of the S-spring snap fasteners, eyelets/grommets (from 2 mm to 30 mm), rivets (from 2 mm to 15 mm), oval grommets ( from 10 mm to 50 mm), plastic studs (10 to 20 mm), jeans studs; punching holes of different size in fabrics and leather.
Press TEP-2 is very handy and easy to use. It can be easily mounted to any flat surface
Upper screw diameter: 1/4" (6.3 mm).
Bottom hole diameter: 1/2" (12 mm).