Proto® J46120 Hex Key, 5/16 in Tip, 1-1/4 in Short, 3-3/4 in Long Standard Arm, Heat Treated Steel Blade
Item #BC400665
Proto® Hex Key, SAE/Metric: SAE, 5/16 in Tip, Standard Arm, 1-1/4 in Short, 3-3/4 in Long Arm Length, L-Handle Handle, Heat Treated Alloy Steel Handle, Heat Treated Steel Blade, Black Oxide
- Rust resistant black oxide finish
- Secure fastener fit
- This hex key has a 5/16 in hex bit size
- Heat treated for durability