Description:Mainly used for providing drill bit with the overload protection, this tapping chuck that has high hardness, high strength and high stability, which is pretty practical and durable.Adjustable torque design makes you can adjust the torque when facing the different materials, which can prevent or reduce the breakages of the drill bits.This tapping chuck is mainly made of high speed steel, which is corrosion-resistant and sturdy.Its length is 45mm, its width is 25mm, and there are different specifications for you to choose, including M3, M4, M5, M6, M10, M12.It can be used with the drilling machine, milling machine and so on.Item Name: Tapping ChuckMaterial: High Speed SteelSpecification: M3, M4, M5, M6, M10, M12Size Details: 45 x 25mm/1.77" x 0.98" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Tapping Chuck