These are height adjustment screws for American thread Fender® Telecaster guitar and Fender® basses. Length varies by application.
- Long: 7/16 in.
- Medium: 3/8 in.
- Short: 5/16 in.
- Typical Telecaster (3 Saddle) uses 4 Long and 2 Medium OR 4 Medium and 2 Short
- 4 Saddle Bass Bridge uses 4 Long and 2 Medium