kwb 050640 Concrete Twist Drill Bit 4mm Hexagonal holder stone use

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kwb Drill Bits & Parts Concrete twist drill bit 610606 - KWB 050640, The kwb 050640 Chromium molybdenum steel Concrete twist drill bit has a diameter of 4 mm and a total length of 100 mm. It features a hexagonal shank for enhanced grip and is designed for drilling into stone, masonry, and brickwork. Ideal for precise and efficient drilling in construction and renovation projects. kwb 050640 Concrete Twist Drill Bit 4mm Hexagonal holder stone use