Description:

Specification: Drill Bit Diameter: 0.5mm / 0.02-inch, 0.7mm / 0.03-inch, 1mm / 0.039-inch, 1.5mm / 0.06-inch; Flute Length: 6.2mm / 0.24-inch, 6.1mm / 0.24-inch, 6.5mm / 0.26-inch; Shank Diameter: 0.5mm / 0.02-inch, 0.7mm / 0.03-inch, 1mm / 0.039-inch, 1.5mm / 0.06-inch; Total Length: 100mm / 3.94-inch; 40 x Mini Drill Bits. High Speed Steel: Made of high-speed steel, with high hardness, heat resistance, wear resistance, durability and long service life.. Extended DrillThe jobber extended drill is suitable for a wide range of applications, allowing you to access hard-to-reach areas where ordinary drills cannot. High hardness, sharp twist drill bits will make drilling easier and more efficient.. Twisted Design: Split point tip and twist design increases cutting speed while easily self-centering to prevent movement. The twisted design of the drill bit quickly removes drilled chips, then leaving a smooth hole..