Specification: Drill Bit Diameter: 3.5mm / 0.14-inch; Flute Length: 200mm / 7.87-inch; Shank Diameter: 3.5mm / 0.14-inch; Total Length: 300mm / 11.81-inch; 1 x Lengthened Drill Bits High Speed Steel: Made of high-speed steel, with high hardness, heat…