What you will get: 12 pieces bit driver extensions in this package, sufficient in quantity, in different sizes to meet your daily use needs They provide nice control and accuracy when drilling holes Quality material: the bit holder is made of quality Metal, which is reliable to use, sturdy and firm, can withstand high pressure, with good workmanship, not easy to fade and break, has a long service life Magnetic design: this work bit designed with built-in magnetic suction, easy automatic ejection of , to fast and release It can hold the bit firmly in place, ensuring that your bit stays in place Wide application: these magnetic drill extensions are suitable for screwdriver, electric screwdriver, drill, manual screwdriver and screwdriver conversion Perfect for DIY, home maintenance Please note that only the bottom of the hole is magnetic, handle is not Material:Metal colour:Black Package Contents: 12 x Bit driver extensions Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: 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.