Contact Us FAQ Home Warranty Warranty Limited Lifetime Warranty The DHC 2000 (formerly Henrob 2000) torch is guaranteed for the lifetime of the original purchaser against any defect... only applies to the following torch models: HENROB 2000 DHC 2000 Prior to returning the torch for service, please contact Cobras Warranty Department at 866.875.7066. Please return...Warranty Cobra Torches Oxy / Acetylene Welding and Cutting System 248.499.8122 Email Us Home Dealer Locator DHC 2000 Accessories Warranty Videos & Documents Tradeshow Calendar...