[Multifunctional]:90 degree elbow handpiece is suitable for engraving,grinding,cutting,polishing,sewing,and other purposes [Features]:3mm is suitable for various 3mm bits to meet your different needs [High Compatibility]:The elbow is compatible polishing drills,sand drills,engraving drills,cleaning brushes,etc,machine can be used for multiple purposes and can be adapted to milling machines,electric drill flexible shafts,electric grinders,etc [Portable]:The 90 degree elbow handpiece kit is small,lightweight,easy to carry,and easy to use [Easy To Install]:90 degree elbow ,interface design,comes with two wrenches,easy to disassemble and assemble, Weight: 0.5732018812 pounds, Manufacturer: PUXZYAX