Features High Wear Resistance Material: The cutter head is crafted from durable alloy, ensuring long-lasting performance and reduced wear for all your drilling tasks Secure Triangular Shank Design: The triangular shank provides a strong grip, preventing slippage during use and enhancing precision in your hole opening projects Versatile Compatibility: Ideal for drilling through wood, tile, iron, plastic, red brick, and other materials, making it a must-have tool for various applications Convenient 5-Piece Set: This set includes 5 drill bits for easy replacement, ensuring you always have the right tool on hand for your hole opening needs Easy to Use with Hand Tools: Designed for compatibility with standard hand tools, these bits offer straightforward installation and hassle-free operation for any user Features: 1、The cutter head is made of alloy material and has high wear resistance 2、The triangular shank is designed to make the clamping strong and not slippery. 3、Suitable for wood, tile, iron, plastic, red brick, wall openings 4、Including 5pcs drill bits, easy to replace 5、The drill bits can be used with hand tools for easy using Specification: Item Type: Drill Bit Material: Cutter head YG8 alloy, cutter body 45# carbon steel, spray Size: Approx. 100 x 6 x 5mm / 3.9 x 0.2 x 0.2in Weight: Approx. 78g / 2.8oz Package List: 5 x Drill Bits Package List 5 x Drill Bits