Premium Quality Contact Tips 0.9mm Contact Tip Ref no: T-M035. Use with for Diffuser D-M100 or D-M250 ONLY. NOT compatible with M-Series or Consumables. This welding contact tip is made of High-quality Copper, which has good electricity conductivity, high temperature resistance, and wear resistance. Provides excellent and long-lasting performance in welding tasks. Regular replacement of consumables is necessary to help improve welding efficiency and prevent undesirable conditions that result in unfused welds. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:Copper Package Contents: 50 x Contact Tips Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.