Strop Smoked oak grain leather/split leatherWhen dealing with a dull knife, the issue often lies in either the sharpness of the bevel angle or the roughness of its surface sometimes both. Therefore, it's essential to restore both the bevel angle and its surface to their original state to ensure the knife performs its cutting tasks effectively, just like when it was first acquired. Restoring the bevel angle and refining the surface of the bevel are crucial steps in this process.