Flexible Rotary Drill Tool Drive Telescopic shaft Accessories - Dremel Extension Tool (42 ")Description:Color:Flex ShaftSpecifications:Clamping range: 0-3mmLength: 1060mm / 42"Interface: M18x1.5Suitable for M18-M19 threadThread Pitch: 1.5mmFlex shaft material:rubberAxis diameter:3.2mmSuitable Clip Head: 8 x 0.75Usage:Fine carving, dust removal, fine polishing, sanding, grinding, engraving, drilling, peeling, cuttingon carpentry, nuclear carving, jade, jewelry, fire glass, metal, stone, stainless steel,etc.Note:When the flexible shaft works, the high-speed rotation of the shaft core in the flexible shaft will cause heat.The more severe the bending of the flexible shaft, the more severe the heat will be, and even the hot shaft jacket.Suggestion:1.Stop for a while every 10-15 minutes. Do not use soft shaft drive for a long time to polish the workpiece.2.Minimize the bending degree, or try to stretch the flexible shaft when using flexible shaft, helps to extend the service life;3.Do not overload operation, aggravate the friction heat of the soft shaft;4.After using for a period of time,Inject some lubricating oil along the flexible axis for lubrication and heat dissipation when necessary.5.Do not disassemble the flexible shaft with the electric machine so frequently.Package Included:1 x Drill Drive Shaft1 x L Key 【Flexible Shaft 】- Ergonomic design with soft plastic pen grip, which makes the engraving and polishing jobs more easier. 【Flexible Driver Chuck 】-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. 【Long Flexible Hose 】- With the 100CM flexible hose, you can work in narrow places. Thickened hoses and extended wire retaining rings, which makes the flexible shafts more rugged and durable. 【Quick connect】-attaches your tool in seconds. 【Introduction】: 42” grinder attachment which fits the majority of rotary tools.