RADIATOR PARTS M6 THREAD REPLACEMENT PART FOR YOUR DAMAGED BLEED SCREW FITS MOST STEEL RADIATORS (MOST COMMON TYPE) BLEED SCREW QTY 2 I STOCK NEARLY EVERY BLEED SCREW FOR OLD CAST IRON RADIATORS TO MODERN IF YOU CAN NOT FIND THE CORRECT SIZE - JUST MESSAGE ME WITH A PICTURE OF WHERE YOUR SCREW GOES INTO THE RADIATOR PLEASE CHECK OUT MY OTHER Bleed Screws |