Features: -Fit directly into the chuck of any cordless or electric power drill. -Using a flexible drive enables you to take your power tool to the most inaccessible places. -It may be used with polishing kits, drill bits, wire brushes, countersinks, flap wheels, mounted -stones and grinding wheels. -Ideal for intricate work and will accept tools with a 2cm/0.79" shaft diameter Specification: Type: Flex shaft Material: Plastic, Metal Interface: 19*2 Color: As the pictures show Length: Approx. 106cm/41.73" Usage: -This flex shaft is the perfect addition for your Rotary Tool. This will work with most Rotary Tool, as long as they have the 3/4in threaded collar. The flexshaft comes with a 1/8in collets pre-installed. -To install on rotary tool unscrew Collar Ring, loosen collets nut, insert shaft into collets, tighten collets nut, and screw flexshaft onto the rotary tool. -To insert or change a rotary tool bit, locate the hole on the handle and line up that hole to the hole in the shaft, insert the shaft of any spare bit, and twist the collets nut loose, insert the bit you want -to use, tighten collets nut. Once the bit in place and collets nut tightened, remove the spare bit you used to lock the flexshaft in place. -Easy to use and allows for greater precision and control then using just the rotary tool by itself. Package Included: 1 x Flexible Drill Shaft