Hirsh Industries W621 Replacement Keys: 2 Keys ALTERNATE MANUFACTURERS: Lorell, Office Depot, Office Max, Realspace, Staples, Wind Danbury Ct Enjoy a FREE 1 cc Packet of Super Lube Multi-Purpose Synthetic Grease with Syncolon with your purchase — a must need for lubricating your old locks when using new keys! Example W601 Shown Hirsh Industries W621 Replacement Keys: 2 Keys. ALTERNATE MANUFACTURERS: Lorell, Office Depot, Office Max, Realspace, Staples, Wind Danbury Ct. Enjoy a FREE 1 cc Packet of Super Lube Multi-Purpose Synthetic Grease with Syncolon with your purchase — a must need for lubricating your old locks when using new keys! Example W601 Shown.