【Keyless and Self-tighten Design】- The type is more in accordance with human engineering,the chuck can hold the drill bit tightly and sturdy,not easy to loose, and has long service life,suitable for long time work. Easy to install and disassemble, more convenient and labor-saving.
【Size】- Diameter 43mm/1.69in; Length 58mm/2.28in; Clamp Range 2 ~ 13mm / 0.04 ~ 0.51in. Large range of clamp size which range from 2~13mm. Connection Size 1/2 "-20UNF(1/2''=12.7mm),20 teeth per inch, and the spacing is 1.27mm,suitable for many kinds of drill bit.
【Notice Before Purchase】- Make sure that the chuck of your power drill chuck is 1/2 "-20UNF before purchasing,Avoid buying bits that are not compatible with your electric Power drill.
【Detailed Product Info】- We stand out from our competitors by providing detailed product images and accurate descriptions, allowing our customers to understand the product better, thus saving them both time and effort. We are also always available to assist our clients with any queries they may have about the product.