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.