Description Color: black, Dimensions: approx. 74 * 24 * 32 mm Cordless screwdriver quick release drill chuck for all devices with 6.35 mm (1/4 in.) Collet bit 0.6 to 8 mm It can be clamped without problems in the chuck of a screwdriver or and holds the smallest bits perfectly in the middle It can also be very noticed, so that no drill bit spins hollow This means that the drill will not turn even if there is resistance Whether in large chucks the small drills do not hold properly or center, this problem is finally fixed with this little helper now Instant impact wrenches do not convert quick drill and driver change bits to keep Tool-free change and tightening of the drill Size: 0.6 to 8 mm Properties: 100% quality and brand new Easy to use and install Convenient, safe and fast Just lock on the and give drill bits Allows you to use hex power tools to drive, but drill bits Specification: Color: black General hexagonal handle inlet connecting rod: 6.35mm Drill chuck diameter: 0.8 ~ 8 mm Dimensions: approx. 74 * 24 * 32 mm Convert 1/4 Hex Shaft Screwdriver into a Drill It will hold bits and accessories up to 1.4 in diameter Use this chuck any screwdriver in a drill bit to convert or grind Driver rod 1/4 hex Scope of delivery: 1 * 1/4 Hex Shaft Drill