Professional GM Tryout Keys & GM Master Key Set for Locksmiths
The GM 1935–All Locks to 120 B10 is a professional-grade GM master key set designed for automotive locksmiths who frequently work on older General Motors vehicles. This specialized collection of gm tryout keys includes precision-cut gm keys covering a wide range of key codes from early GM platforms that utilize the B10 key keyway. Ideal for servicing classic and legacy vehicles, this set helps locksmiths quickly determine the correct key combination for door, trunk, and ignition locks without unnecessary disassembly.
Whether you’re working with old gm keys from vintage models or troubleshooting worn cylinders, this organized tryout system saves time, reduces guesswork, and increases job efficiency. Each key is manufactured for durability and repeated professional use, making it a dependable solution for automotive locksmiths handling restoration projects, lost key situations, or ignition servicing on older GM platforms.
* Made-to-order set, ships out in approximately 2 weeks.
Tryout Key
| Product | TO-120 |
|---|---|
| Key Blank: | B10 |
| Code Series: | 8000-9499 |
| Space Cut: | 1-6 |
| Number of Keys: | 64 |
| Description: | Works for all locks on old gm vehicles using the B10, B11 Keyway |
| Special Instructions: |
This set is loose in a box; simply try one key at a time. Keep going until you find a key that works. |
FAQs
What are GM tryout keys and how does this GM master key set work?
GM tryout keys are pre-cut test keys designed to fit multiple GM locks within a specific key code range. This GM master key set allows locksmiths to test old GM keys quickly, identify the correct B10 key combination, and reduce decoding time.