Set of 4-flute twist drill bits with a 1/4" hex shank. Designed for drilling in wood materials, these bits ensure precise and uniform machining. The four-flute configuration allows for better chip evacuation and greater stability during use, reducing vibrations and overheating. The 1/4" hex shank provides a secure and quick attachment to compatible drills and screwdrivers, facilitating tool changes and improving operational efficiency. Ideal for professional applications requiring reliability and precision in wood cutting.