News


Question: What do you do when the holes need to be polished?

August 06, 2018 Kevin Serrato

We do make drill bits with a finer diamond grit that goes up to a 500 grit. Let's see how that would work to add a polish. 


Let’s Talk Diamond Core Drill Bits

July 24, 2018 Kevin Serrato

Let’s Talk Diamond Core Drill Bits

  • How they are measured?
  • How are they made?
  • What is our self-centering system that allows you to avoid punch out chipping?
  • Recovering the core from the bit and what to expect regarding the diameter of the core.

    Got Drill Press Wobble? A few things to check by Gunther Diamond Tools

    July 16, 2018 Kevin Serrato

    Got Drill Press Wobble? A few things to check by Gunther Diamond Tools

    Got Drill Press Wobble? Let's start with how true is your Drill Press. Here are a few good reads to get you on the path to precision drilling with tips on how to tune your Drill Press.

    Another possibility for wobble is the Spindle – you can experience wobble if the Spindle is bent. Here is a few quick tips on how to check for this. 


    If You are Ever in Tucson, stop by to See a Gunther Diamond Tools Demo and Meet the Staff

    February 07, 2018 Jackie Serrato

    If You are Ever in Tucson, stop by to See a Gunther Diamond Tools Demo and Meet the Staff

    If you missed us at the Tucson Gem Show, be sure to check out our drilling videos. Better yet, if you are ever in the Tucson area and would like to see our drilling systems in person, just give us a call - Kevin @ 520-360-5364. We would love for you to stop by the shop for a demo and to discuss your drilling projects.

    "This is extraordinary", says Lapidary Journal Jewelry Artist

    September 07, 2016 Kevin Serrato

    "This is extraordinary", says Lapidary Journal Jewelry Artist

    Check out this great write up on the Gunther Multidrill System in the "Cool Tools" section of "Lapidary Journals Jewelry Artist".  “This is extraordinary. So wouldn’t it be great to use the drill press you’ve already got (like the awesome German-made Proxxon, or even a Harbor Freight on, for instance) and convert it for core drilling stone with a continuous water feed? Well my friends, now you can." - Lapidary Journal Jewelry Artist Click Here to pick up the Sept/Oct issue