ALEKO SGM01COMPKIT Heavy Duty Hand Press Professional Grade Grommet Machine Hand Eyelet Press Hole Punch Tool with 5 Die Sets (#0, 1, 2, 3, 4) and 2500 Grommets Special design, hand force greatly reduced, soft grip Interchangeable self-piercing dies 2500 self-piercing grommets and washers, size #0(1/4), #1(5/16), #2(3/8), #3(7/16), #4(1/2) 500 each 5 die sets are included #0, #1, #2, #3, #4 Free of special maintenance, easy to operate, supper appearance