Variable speed 8000 & 25000rpm 2 grip positions Pen grip & pistol grip 1.8m cable length 100 accessories 90cm flexi shaft & 90cm hanging stand Attractive aluminium carry & storage case This model is similar to the N83BU but has the added extras of a flexi shaft & hanging st&. The tool set is suitable for model making & renovating electronics computer repairs & maintenance smaller DIY jobs sculpture jewellery repair clock & watch making & many other tasks requiring close up detailed work. The flexi shaft & hanging stand enables you to conduct tasks which require a lot of detail & where full control is required. It also has a lightweight pen-like hand piece allowing you to have full control when working on smaller more delicate work pieces. The smaller hand piece also means that you could reach into places that a larger rotary tool could not get into.