January 26, 2023 • Kevin Serrato
Most benchtop drill presses can quickly drill metal and wood, but if you try stone, glass, ceramic, or concrete, you will find limitations very quickly. You'll find that your drill bit overheats, your material breaks and chips, and you create very nasty dust you don't want to breathe. -Unless you are using a core drill water swivel (aka Gunther Multidrill Startup Kit) Water is the magic ingredient that keeps your drill bit and material cool and reduces the harmful dust generated from stone and glass drilling. A core drill water swivel is an attachment that goes into the chuck of...
June 01, 2022 • Kevin Serrato
The Gunther TBH Pro II, the Hobby Drilling System, and the Multidrill Startup Kit: Differences and Some Things to Consider
September 25, 2018 • Kevin Serrato
* Drilling Differences
* Speed does matter
* Differences with the water supply
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.
July 24, 2018 • Kevin Serrato
- 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.