ALEKO SGM01 Heavy Duty Hand Press Professional Grade Grommet Machine Hand Eyelet Press Hole Punch Tool with 2 Die Sets (#1, 2) and 1000 Grommets Special design, hand force greatly reduced, soft grip Interchangeable self-piercing dies Include: 1000 self-piercing grommets and washers, size #1 (5/16) and #2 (3/8) 500 each 2 die sets are included #1 and #2 Free of special maintenance, easy to operate, supper appearance