Machine Tool Wire, Wire Size 12 AWG, Length 500 ft, Trade Designation AWM, MTW, TEW, TFF, Wire Color Gray, Nominal Outside Dia. 0.16 in, Voltage 600 V, Insulation Material PVC, Conductor Design Stranded, Temp. Rating MTW and TFF -40 Degrees to 194 Degrees F, TEW and AWM -4 Degrees to 221 Degrees F, Stranding 19 x 0.0185 in, Jacket Color Gray, Standards AWM Style 1015, AWM Style 1335 8-10 AWG, AWM Style 1336 8 AWG, CSA Type TEW, Passes VW-1 Vertical Flame Test, UL and NMTBA Type MTW/AWM