Detailed Product Description

SD-GM3:
1. Manual grommet machine
2. Eyelet and washer: (inner diameter, outer diameter)
a) #4 (diameter 10mm, 15.5mm) 
b) #5 (diameter 12mm, 20mm) 
c) #6 (diameter 14mm, 23mm)

d) We have other size for you to choose.

3.Quality self-piercing grommets need to be supported by quality tooling and attaching
machines.

4.To cut the hole and sets the grommet in one operation.

5. It's easy to use, and the extra long handle gives you the leverage you need to punch through the thickest banner material.

6.The adjustable stop screw gives you just the right amount of pressure to close the grommet assembly.