Sturdy Steel: Made of high-quality, hardened, oxidized steel, strong and durable. It's the perfect tool for all outdoor sports, jungle crafts, logging, DIY projects, etc. Sharpness: Hand drill for woodworking. Each hand drill is professionally polished to drill perfectly sharp holes, ensuring long-lasting use. LEATHER CASE: Each hand drill comes with a case for easy storage and portability, and also provides protection for the drill and other tools in your survival backpack. MULTIFUNCTIONAL: This hand drill for woodworking can drill and open holes, making it a great aid for outdoor camping, hiking, and construction work. WIDE RANGE OF APPLICATIONS: The spiral survival drill bit is suitable for multi-purpose use in materials such as wood, bamboo, soft and thin metals, copper, aluminum, plastic, PVC, acrylic, and for drilling printed circuit boards, etc. Note: Not suitable for drilling cemented carbide materials, ceramic tiles, diamond, etc.