We usually respond within 24 hours on weekdays. Complete chain tool for most 520, 525, 530 standard and O-ring chains Break, press and rivet chain with one compact tool Will rivet hollow nose master links (will not rivet solid soft-nose pins) Will push pin completely through link/side plate Hardened body, riveting tip and breaker pin for strength and durability. Motion Pro CHAIN BRKR/PRESS/RIVET TOOL MP Tools Chain Press Tool - 08-0467. We do not accept P. BOXES - PLEASE PROVIDE A PHYSICAL ADDRESS.