News & Resources

  • Surgical instruments today are not made to last. I see more and more “instrument pitting.” Pitting a short for “pitting corrosion.” This results in small holes in the metal making it weaker and more likely to break. What causes pitting corrosion? For a defect-free “perfect” material, pitting corrosion is caused by the environment–how instruments are […]

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  • Dean Koeneman of Elizabethtown placed second in the shear category at the 2017 National Beauty and Tool Sharpening Guild international convention held in Chicago. The category required participants to repair and sharpen three broken shears, and Koeneman fell short of first by just one point. Koeneman has been sharpening surgical and industrial instruments for over […]

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  • In the January issue of Sharpeners Report, Judy Brenner interviewed Randy Kinney and me on the new harmonic treatment we are using to strengthen metal for sharpening. We are very excited about the attention that this process is receiving. If you have any questions about our harmonic treatment or want to try the service for […]

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  • You love your old shears. You love how your old shears feel in your hand. You love how they use to cut, but now they don’t preform like they use to. They just aren’t as sharp and they don’t hold an edge The DK Shear Renewal System re-animates your favorite shears in 5 steps: The […]

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  • After 25 years of using heat to temper steel, I learned that heat only tempers the outer third of the steel.  This is why the sharpening of an edge doesn’t last as long with each sharpening. Recently, I discovered a new way of tempering the steel all to its core, thus improving its edge by 300%. This method is […]

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  • After 25 years of using heat to temper steel, I learned that heat only tempers the outer third of the steel.  This is why the sharpening of an edge doesn’t last as long with each sharpening. Recently, I discovered a new way of tempering the steel all to its core, thus improving its edge by 300%. This method is […]

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  • Member to the Rotary Club

    Owner and sharpener Dean Koeneman recently joined his community’s Rotary Club. The Rotary Club is dedicated to service above self, and Dean is excited about joining.

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  • In addition to the quality and all the perks of owning a D.K. Shear, we can modify the shears to your specification, making this tool tailors to you. Read more information about the D.K. Shear. 

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  • Honing is the process of smoothing metal after getting rid of the blemishes along the edge. It is not a practice that is unique or specific to shear sharpening. Honing is a process that is as old as the hills (as they say) and is used in any type of finishing work. Honing is commonly used […]

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  • Remove Contaminates

    D.K.’s Passivation System removes rust and contaminates. Passivacation is a chemical process that actives the natural chromium oxidation that removes the above So what is the chemical process doing to your instrument? There are peeks and valleys on the surface of an instrument. Contaminants and minerals, ranging from blood to saline, hide in these valleys making […]

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