Quickly and easily breaks 40 and 50 type chain. Easily press-fits tight tolerance 40, 50 O-ring chain side plates to the correct depth for a clip or rivet link installation. Flares RK’s special rivet pin hole rivet links. New design allows components to lock into tool body and larger pressure bolt for easier use without dropping tool components.

Note: tool is not able to rivet 420/428 type chains.