[Alloy Material]: This stranded wire tool is made of alloy, which is non-toxic and tasteless, safe and hygienic to use, and has the advantages of wear resistance, no rust and lack of deformation. Sturdy and durable Stranding Machine: This alloy wire stranding tool can be used to strip and strand copper wires. There is a small hole at the bottom to pass the wire through the small hole and then twist it with a tool to facilitate the use of stranded wires together Optional: This twist tool provides 2 options , one with 4 holes at the bottom, suitable for twisting 4 wires, and one with 5 holes at the bottom, suitable for twisting 5 wires together. Accessories: This wiring tool can be connected with tools automatic, just a simple wire through the small hole at the bottom, you can easily and effectively strip and twist the wire. Universal: This combination wire stripper and twister tool is easy to install and is a universal accessory for most wires and drills, which can save your time and effort. A utility tool for electricians.