B12 drill chuck can hold 1.5-10mm drill bits(0.3-4mm drill chuck set click here to view), this drill chuckcannot be used alone,It needs to be used with a B12 drill clamp, and then equipped with a 775 motor, power supply and drill bit, and you can make a miniature hand drill.
Note: This drill clamp needs to be purchased separately for use with B12 drill clamp plug and cannot be used alone. Because the drill chuck is a connecting rod that connects the drill chuck and the motor shaft, everyone''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s motor shaft is different, so you need to choose the drill chuck for different tail holes.To purchase the matching B12 drill clamp plug, please click: link
【Clamping range】: 1.5-10mm drill
【Drill clamp outer diameter】: About 33mm
【Drill clamp length】: About 49mm
【product weight】: About 178g
【Matching connecting rod】:B12 drill chuck connecting rod(To be purchased separatelyClick to buy)
【Wrench use】: Used to tighten the drill chuck when installing the drill bit
【Shipping list】: 1.5-10mm drill chuck + black wrench
>>> To purchase the matching B12 drill clamp plug, please click: link
>>> To buy drills please click: link
>>>For more models of drill chucks, please click: link
>>>To buy 775 model motor please click: link