Features:Electric measuring pen: the handle of the electric measuring pen is integrated with the rod, fully surrounded by insulating materials, avoid electric-shock and precise connection.Comfortable handle: the screwdriver is comfortable to hold, with greater torque-output, ergonomic design and increased friction-treatment on the surface.Black screwdriver head: the black part of the screwdriver is strong magnetic, which has more adsorption force and more convenient operation than ordinary screwdriver.Extended insulating layer: the handle is integrated with the screwdriver rod, which fully surrounds the insulating material to effectively ensure the safety of users.Oxford bag: this screwdriver set is equipped with Oxford cloth zipper bag for easy carrying and storage.Specifications:Material: Metal Functions: Screwdriver/ Electric Measuring Pen Package List:7pcs * Screwdriver Electric Measuring Pen Set