This Hexagonal 1/4 inch Bit is specifically designed for use with electric, pneumatic, and manual screwdrivers. It is made for durability and ability to effectively tighten valve cores, making it a popular choice among trade and industry professionals. With a permanent hardness of 59-61 HR C, this bit can withstand heavy use and maintain high torque values for an extended service life
Makes a toolbox denser and more efficient!