The Bosch 3 5 Titanium Coated Drill is the ultimate tool for any industrial and scientific need. The titanium coated tip makes drilling through tough materials like metal and wood exceedingly easy. The bit is durable enough to withstand repeated use and stays sharp longer than most other drill bits .The only downside is the price, but the quality justifies the investment. Overall, a top-notch industrial drill bit that is worth the investment for any serious craftsman or industrial professional..