Quickly and easily breaks 40 & 50 type chain.
Easily press-fits right tolerance 40, 50 & 60 O-ring chain
sideplates to the correct depth for clip or rivet link installation.
Flares special pin hole rivet links to the proper dimension 
to secure sideplates in place.
Work on most brands chain.
Application: #4, #5 and #6 chain
Packing: Blow Case