Works for all locks on old gm vehicles using the B10, B11 Keyway. This set is loose in a box, simply try one key at a time. Keep going until you find a key that works. Use this set for ALL LOCKS on GMs that use the old B10 or B11 key blank. 64 keys in this set. One of the oldest tricks in the book for automotive locksmiths, try-out keys give you a simple way to make replacement keys for your customers. We are a distributor of Aero Lock, the top producer of automotive try-out keys for locksmiths.

• Key Blank: B10 
• Code Series: 8000-9499
• Spaces Cut: 1-6
• # of Keys: 64
• Brand New
• Manufacturer: AeroLock