YAHHU 39-Piece Twist Drill Bit Set Ti Coated HSS 1/4 Inch Hex Shank 5/64 to 1/2 Inches (1.98-12.7 mm) Impact Bits with Limit Rings and Storage Box for Wood Metal Plastic

Upgrade your tool collection with the YAHHU 39-Piece Twist Drill Bit Set, meticulously designed for exceptional performance and longevity. Crafted from high-quality High Speed Steel (HSS) and coated with a resilient Titanium Alloy, these impact-ready bits offer superior wear resistance and significantly reduced friction. The set includes 29 carefully sized bits ranging from 5/64 inches (1.98 mm) to 1/2 inches (12.7 mm), alongside 9 convenient depth limit rings for precise, controlled drilling. Featuring a universal 1/4 inch (6.35 mm) hex shank, they are perfectly compatible with most impact drivers and standard power drills. Whether you are working with tough steel, soft wood, or dense plastic, this comprehensive kit ensures clean, accurate holes every time. Everything is securely housed in a durable storage box for ultimate portability and organization on any job site.

• YAHHU Twist Drill Bit Set features premium High Speed Steel construction with Titanium Alloy coating for ultimate durability and heat resistance, ideal for heavy-duty impact drilling applications.
• Includes 29 hex shank twist drill bits ranging from 5/64 inches (1.98 mm) to 1/2 inches (12.7 mm) to accommodate a wide variety of woodworking, metalworking, and plastic projects.
• Equipped with a standard 1/4 inch (6.35 mm) hex shank design, ensuring a secure grip and fast, effortless bit changes in both standard power drills and heavy-duty impact drivers.
• Comes complete with 9 limit rings (drill stops) that allow for precise depth control, preventing over-drilling and ensuring consistent, professional results on every single hole.
• Organized in a sturdy storage box, keeping all 39 pieces neatly arranged, protected from damage, and easily accessible for any home improvement or professional contractor task.
• Engineered with a precision twist design that clears chips and debris rapidly, reducing friction and heat buildup for faster, cleaner, and more efficient drilling performance across all materials.