Festool 492521 Centrotec Pilotless-Packersink D5-15mm is a precision ground countersink designed to enhance your drilling and driving tasks. This innovative tool is compatible with standard 3-jawed chucks, allowing for versatile use. The quick-change Centrotec System saves you time by eliminating the need to switch between countersink and screw bits. Its lightweight Centrotec chuck reduces user fatigue, while the compact design minimizes drilling and driving . Centrotec bits extend directly into the drill spindle, effectively becoming an extension of the motor, which significantly improves controllability and torque. By getting the job done right the first time, this tool helps you avoid wasting materials and fasteners, ly saving valuable time. Model Number: 492521