Ball-end Hex Keys

- Metric & SAE (USA/Imperial) sizes - Perfect for guitar setups - Ball-end work in tight spots - Entry angles up to 25 degrees - All popular Metric & USA guitar sizes - Industrial-grade - Hardened steel These hex wrenches work in tight spots when ordinary Allen keys won't. The ball-end allows the key to be used on an angle up to 25 degrees (the other end is standard). SAE sizes typically fit hardware and instruments made in USA. Metric sizes typically fit hardware and instruments made in Asian countries. SAE (USA/Imperial) set - 0.050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" Metric set - 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm