Available in two sizes, these magnetic hexagonal drive adaptors are the easy way to add a magnetic component to your power tool. Aiding in preventing cam out when using your power tool, both products possesses a 1/4" hexagonal shank with a ball recess and retainer. For use with insert bits (sold separately). Features and Benefits • Magnetised to grip the bit effectively and deliver optimum torque • Ball recess helps in ensuring the bit does not cam out when in use • Available as a 1/4" or 5/16" hexagonal shank to suit your power tool Typical Applications • Ideal for use with power tools to ensure it holds the bit whilst you work for optimum torque and easy fixation of screws even at awkward angles Notes • Adaptor only, does not come with additional bits or power tools