Specification: 1.Model:WRKKX; 2.Graduation Mark:K;(We also provide N,J,T,E type) 3.Wire number:Simplex type( 2 cores); 4.Material of the outer protection tube:A-304/321(0Cr18Ni9) ; 5.Diameter of outer tube:3.0mm; (Diameter from 0.5mm to 8.0mm) 6.Thickness of outer tube:0.34mm; 7.Inner core element:NiCr/NiSi; 8.Diameter of core wire:0.48mm 9.Length:100m;( according to your demand) 10.Compensation wire:1500mm;( according to your demand). Package: 1pc/bag,20bags/carton box; Features: Small external diameter, quick heat responsive period, may be bent, long use life, fine air-tightness, wide thermometric scope, high voltage resistant, anti-vibration, narrow mounting pipeline, may be used under bending conditions. Package: 1pc/bag,20bags/carton box.