This Bosch EXPERT Self Cut Speed Flat Drill Bit is the 35mm diameter variant, 152mm in length, providing a wider cutting diameter for applications such as larger waste pipes, downpipe fittings, and heavy cable trunking routes through softwood joists and studwork. Capable of up to 3x faster drilling than the Bosch 2609255269 Spade Bit, the 35mm version is engineered for demanding professional use. Bosch Tip Technology enables the self-feeding threaded tip to engage the material efficiently with minimal downward pressure, reducing operator fatigue during extended or repeated drilling tasks in tight or elevated areas. The wave-shaped spade paddle maintains cutting momentum and promotes clean chip evacuation. The 1/4″ impact-rated hex shank securely locks into impact drivers and drill drivers for versatile site use. Features and Benefits: • Up to 3x faster than Bosch 2609255269 Spade Bit • Self-feeding threaded tip for minimal-pressure, high-efficiency boring • Wave-shaped spade design for fast cutting and chip removal • 1/4″ impact-rated hex shank — compatible with impact drivers and drill drivers • Suitable for larger waste pipe, downpipe fittings, and cable trunking in softwood Specifications: Cutting Diameter: 35mm Length: 152mm