2907A Sharpening Stones

Leading the industry in quality, convenience, and durability, McGowan invented and manufactures Firestone and DiamondStone brand knife sharpeners.

Firestone Sharpening Stone Material:  Aluminum Oxide
DiamondStone Sharpening Stone Material: Alum Oxide w/fired grain, diamond dust, friable bonding agent

Click here to View and Download Instructions on how to replace the stones


Product Inquiry
SKU: 2907A Category:


2907A Sharpening Stones

McGowan’s Firestone / DiamondStone knife sharpeners make it easy to sharpen kitchen knives, utility knives and sporting tools. Made from a blend of aluminum silica and ceramic and diamond, our knife sharpeners provide the perfect sharpening surface. Both sides of your knife are sharpened simultaneously, creating a hollow ground edge. Knives have never been so sharp – and sharpening has never been so easy!