A professional who sharpens and smooths cutting edge of tools, such as axes, chisels, drills, picks, and straight cutting blades, using abrasive wheel. Respnsibilities include:

• Presses button to start abrasive wheel.
• Positions and holds cutting edge of tool against machine guide and abrasive wheel to sharpen and smooth tool edge.
• Immerses tool in oil to cool edge.
• Repositions and holds tool edge against guide and abrasive wheel to further sharpen and smooth edge.
• May heat tools and immerse them in brine, oil, or water to harden them.
• May remove burrs from ground edges of tools, using whetstone.
• May sharpen and reduce diameter of circular cutting blades.
• May be designated according to kind of tool sharpened as ax sharpener; chisel grinder; knife and spur grinder; knife grinder.