Features: FAST AND EFFICIENT DRILLING: The four-blade cross design enables rapid drilling, reducing the time and effort required to complete your projects. The eccentric shape allows for better control and stability during drilling, reducing the risk of slipping and ensuring accurate hole placement. CLEAN AND SMOOTH HOLES: The drill bit's unique design minimizes splintering and produces clean, smooth holes in various materials. Enjoy professional-grade results and a polished finish every time. VERSATILE USE: These drill bits are suitable for a variety of materials, including wood, plastic, concrete, brick, marble, glass, ceramic, and metal. Offers versatility for a wide range of projects. ENHANCED DURABILITY: Made from premium material for increased hardness and resistance to wear, ensuring the drill bits maintain sharpness and performance over time. The spiral groove design helps clear debris quickly and reduces friction and heat for faster, cooler drilling. COMPATIBLE TOOLS: The set includes 4 commonly used sizes (6mm, 8mm, 10mm, 12mm) to meet your drilling needs. Note: 1. Actual color may vary slightly from the image due to different lighting conditions. 2. Please allow 1-3 cm deviation due to manual measurement. Specification: 4 pieces (6mm, 8mm, 10mm, 12mm) Package List: 4 x Four-Blade Eccentric Drill Bits