The 3 1/4 inch (83mm) Pilot Bit from IRWIN INDUSTRIAL TOOL COMPANY is designed for precision drilling in a variety of materials. This high-quality pilot bit features a durable construction that ensures longevity and reliability. Its sharp cutting edges provide clean and accurate holes, making it ideal for woodworking and metalworking applications. The bit is compatible with standard drill chucks, allowing for easy attachment and use. With a focus on performance, it meets industry standards for quality, making it a dependable choice for various drilling tasks.