Features: One end has a 6.35mm/1/4" hex chuck, the other has a 6.35mm/1/4" hex head, fits most drills and bits. Flexible design allows you to bend, twist and rotate 360°, work freely and smoothly in small and hard-to-reach places, convenient to use. It can be used for most handheld drills and drills. Made of material, supporting long time use. Available in five lengths: 200mm/250mm/275mm/300mm/400mm, meeting your different needs. Specifications:Material: ABS+Metal Color: Black Length: 200mm/250mm/275mm/300mm/400mm (Optional)Hex Chuck: 6.35mm (1/4")Inner Hex Head: 6.35mm (1/4")Product Size: 6.35*6.35*200mm/0.25*0.25*7.87inProduct Weight: 80g/2.82ozPackage Weight: 80g/2.82ozPackage Size: 15*15*7cm/5.9*5.9*2, 75inPacking List:1*Flexible Drill ExtensionMany questions about Dropshipping services are following:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to . We are very grateful for your cooperation with you.5. We can support Dropshipping of CSV/Excel files.6. There is no limited inventory to fulfill orders on a daily basis