[Multi function]:90 Degree Elbow is suitable for engraving,grinding,cutting,polishing,sewing,and other purposes [Features]:The 3mm is suitable for various 3mm drill to meet your different needs [High compatibility]:The elbow is compatible with polishing drills,sand drills,engraving drills,cleaning brushes,etc.It is a multi purpose machine and can be adapted to milling machines,electric drill flexible shafts,electric grinders,etc [Lightweight and Portable]:The 90 Degree Elbow Handpiece Kit is small,lightweight,portable,and easy to use [Easy to install]:Multi Function Handle interface design,comes with two wrenches,easy to disassemble and assemble, Weight: 0.5621787681 Pounds, Manufacturer: PIXZCSA