FAST AND EFFICIENT DRILLING: The four-blade cross design enables rapid drilling, reducing the time and effort required to complete 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. Achieve professional-grade results and a polished finish consistently. VERSATILE USE: These drill bits are suitable for use on wood, plastic, concrete, brick, marble, glass, ceramic, and metal. Ideal for a wide range of applications. ENHANCED DURABILITY: Made from premium material for increased hardness and wear resistance, designed to withstand heavy-duty use. The spiral groove design helps clear debris quickly while reducing friction and heat for efficient drilling performance. COMPATIBLE SIZES: The set includes 4 commonly used sizes: 6mm, 8mm, 10mm, and 12mm. NOTICE: 1. Actual color may vary slightly due to lighting effects. 2. Please allow 1-3cm deviation due to manual measurement. SPECIFICATIONS: 4 pieces (6mm, 8mm, 10mm, 12mm) PACKAGE LIST: 4 x Four-Blade Eccentric Drill Bits