Using this industrial and scientific drill bit BROUGHT new life to our workshop. The gold color adds a touch of sophistication to our space .Using this product, our team found that it made working on our projects a breeze. The countersink degree milling on this tool creates clean edges with ease, allowing for a seamless connection of parts. The only downside we noticed was a slight learning curve when using the tool for the first time. Overall, it has definitely made a positive impact in our workspace..