Proto® Hex Key, Measurement System: Imperial, 1/2 in Tip, Short Arm, 5-1/4 in Arm Length, 90 deg Working, L-Handle Handle, Alloy Steel Blade, Specifications Met: ASME B18.3, Alloy Steel, Black Oxide, Black
| Arm Length | : | 5-1/4 in |
| Arm Type | : | Short |
| Blade Material | : | Alloy Steel |
| Color | : | Black |
| Tip Size | : | 1/2 in |
| Working Angle | : | 90 deg |
| Measurement System | : | Imperial |
| Handle Type | : | L-Handle |
| Specifications Met | : | ASME B18.3 |
| Material | : | Alloy Steel |
| Finish | : | Black Oxide |