... a certain quantity.PWS products from PUWEI Company, concludes all hardware for UPVC windows and doors and aluminum window and doors ... hinge, door hinges, friction stay, wind supporter, espagnolette bolt, window lock, door locks, window bolt, door bolts, PU Foam, glass glue, cleaner ... , welder, etc. 9.20.22202A/ 9.20.25903B Plastic Expansion Screw/ Bolt