Flexible Use - It is convenient and flexible, 108 length allows working in small and hard-to-reach places As long as your electric grinder or electric drill can be attached to the waist 3.175mm/1/8", flexible shaft can be connected, no need to match electric grinder interface specification Wide Compatibility - This flexible shaft is the perfect addition for your tool rotary; Quick connect easily attaches to your rotary tool. Widely Used - It can be used with polishing kits, drill bits, wire brushes, burrs, flap wheels, stones mounted and grinding wheels. NOTICE: Use as much as possible to straighten the flexible shaft, can extend the service life of the flexible shaft. It supports electric grinder or electric drill can be used (the shaft without the machine, the machine please replenish). Note: The data is manual measurement, please please allow 1-25cm error, due to the light and screen differences, there will be a certain color difference, the specific received in kind prevail.