Box of 50 keyed alike premium quality lock and keys to fit Northwestern, Oak, Eagle, A&A Global and other similar bulk vending machines. Fits Oak 300, 450,  and Oak Vista and Northwestern 60 series model small vendors. These locks features large, easy to grip Fort style keys for easy locking and unlocking and have highly polished tops. These are high quality lock and keys.  All locks come keyed alike and screw onto a 1/4-20 threaded center rod.