Tools lose their edge and become dull. That’s a fact of their existence. But it’s also a fact that they need not stay that way. Sharpening nearly anything, from a shovel to a putty knife to a plane to ...

Why it matters: Tool steel affects durability, sharpening needs, and cut quality—shaping both your efficiency and final results. Carbide’s edge: Carbide withstands heat and wear, lasts longer in heavy ...