ALEKO SGM01SPD0SPD3SPD4 Heavy Duty Hand Press Professional Grade Grommet Machine Hand Eyelet Press Hole Punch Tool with 3 Die Sets (#0, 3, 4) Special design, hand force greatly reduced, soft grip Heavy and extra large base for easy mounted on table Interchangeable self-piercing dies 3 die sets are included #0 (1/4), #3 (7/16), #4 (1/2) Free of special maintenance, easy to operate, supper appearance