Wire thickness range: Φ1.5mm~20mm (Φ0.06"-0.79"), works with 3-hole system Material: aluminum alloy Turn the crank to manual, also can be connected to an electric drill to operate Portable and easy to use, the iron roller has a special handle treatment Machine stripper is used for loose single wires made of rubber and plastic wire, cable, covered flat wire, etc. Product Description Aluminum alloy The cable stripping tool made of aluminum alloy, durable and rigid structure. And the wear-resistant steel blade which comes with the machine will give you long-lasting use. Ergonomic Crank The manual stripping tool is designed with a non-slip handle crank, which is comfortable to hold and easy to use. And it can be replaced by a drill (not included in the set). Cleaner and Recycler The copper wire stripper can remove plastic and rubber insulation without damaging the inner conductor, and helps classify the recyclable part and clear your space. An Adjustable Knob There is an adjustable knob