Having six edges, or having a cross-section in the form of a hexagon. Hex Head may refer to screws, bolts, or wrenches such as Allen keys, Allen screws, or Allen wrenches.
Specifications- Size: 0.25-20 x 0.75 in.
- Height: 0.4 in.
- Width: 0.9 in.
- Length: 0.4 in.