The Wera 845 Hex Shank Single Flute Countersink in 8.3mm offers a versatile mid-small size suitable for a broad range of countersinking and deburring tasks. It sits comfortably between the smallest and mid-range sizes, making it a practical choice for everyday use across various fixing sizes. The 1/4" hexagon shank ensures maximum power transfer whilst the single-flute geometry promotes efficient chip evacuation, preventing build-up and reducing wear on both bit and workpiece. The result is a clean, smooth countersink finish achieved with minimal vibration and no risk of scratching the surrounding surface. Compatible with holders to DIN ISO 1173-D 6.3, this bit slots neatly into professional quick-change systems. Features and Benefits: • 1/4" hex shank for excellent power transfer • Vibration-free and scratch-free operation • Single-flute design for perfect chip removal • Superior countersink surface quality • Long service life • Compatible with DIN ISO 1173-D 6.3 holders Contents: 845 1-flute Countersink Bit, 8.30 x 32mm Specifications: Diameter: 8.30mm Length: 32mm