The hl_dlls.exe file you have requested: Tools and Utilities / Misc / New render dll's for Half-Life - 2.45mb is not available. Perhaps try browsing all files for the game Half-Life and upload any files you want to share or are missing. This is the only information we could locate:
This new render dll's support transparent models in many new MOD's. i.e The Conspiracy in Shadow 2Unpack this files into your half-life main directory. New render dll's for Half-Life.