Acculoop Plier for making perfect loops every time! This plier features an overall length of 6 1/2". On jaw tapers from 0.18mm to 5.3mm while the other jaw tapers from 4.0mm to 8.5mm. The plier has markings for 2, 3, 4, 5, 6, 7 and 8mm rings. Has return springs in handles.