Home/Screws/Window Fabrication Screws/Window Screws For Unreinforced UPVC Frames/Slash Tip Friction Stay Screw With High-Low Thread Slash Tip Friction Stay Screw With High-Low Thread Slash tip friction stay screw with shallow pan head and high-low thread. For fitting friction stays to un-reinforced UPVC section. Available Sizes: 4.3 x 20mm 4.3 x 25mm BZP Plating Category: Window Screws For Unreinforced UPVC Frames Tags: Gimlet point, Hi - Lo thread, shallow pan head, Slash tip Related products Shallow Pan CSNK Head Element ScrewOther Window Screws Shallow Pan CSNK Head Friction Stay ScrewWindow Screws For Unreinforced UPVC Frames Countersunk Single Thread with RibsWindow Screws For Unreinforced UPVC Frames Self Drill Friction Stay ScrewWindow Screws For Reinforced UPVC Frames