<p><b>Package:</b></p><p>1x universal socket wrench</p><p>1x drill driver adapter</p><p>3x extension bar</p><p>1x flexible bit holder</p><p><b>Important notes:</b></p><p>What you should consider is choosing an electric drill that can adjust the torque.</p><p>It can ensure that the flexible bit holder works better with the drill bit and never damages the bit holder.</p><p>When using the rotary drill, do not hold the torque too high.</p>