As a hesitant buyer, I was skeptical about the quality of this drill but it proved me wrong. Through trial and error, I found that this industrial-grade drill bit performs exceptionally well, especially for heavy-duty drilling .It smoothly cuts through hard surfaces without any difficulty, which is impressive. Its hex SHANK design ensures tight fastening and easy bit changes, making my DIY projects a breeze. The only downside is the comparatively higher price tag, but it is worth every penny for its top-notch performance..