Model Number: HW31C-(Dec-28)-1 Brand Name: Shineway Key Specifications/Special Features: Surface of electrolytic polished tungsten wire shall be smooth, clean and gray silverWith metal, good formability, long lifespan and super lighting efficiencyMainly used for making various electron tube, H-series auto lamp, halogen lamp and various special lampSizes:Type: HW91/HW71/HW61/HW31, electrolytic cleaned and polished

Classification: straightened

Normal:

• Type: HW91/HW71/HW61, electrolytic cleaned, polished and straightened