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3.9 x 19

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3.9 x 19

Window Fabrication Screws Friction Stay Shallow Pan Countersunk PH Self-Tapping Self-Drilling Point Zinc - 3.9 x 19
S/Drill PVC Friction Screw BZP_x000D_

For attaching friction stays with countersunk holes to steel reinforced PVCu frames.
£ 18.40 18.4 GBP
Window Fabrication Screws Friction Stay Pan PH Self-Tapping Thread Self-Drilling Point Martensitic Stainless Steel & Silver Organic - 3.9 x 19
S/Drill PVC Friction Screw S/S_x000D_

For attaching friction stays with countersunk holes to steel reinforced PVCu frames. Stainless steel should be used where there is a corrosive environment.
£ 56.76 56.76 GBP
Window Fabrication Screws Countersunk with Ribs PH Self-Tapping Self-Drilling Point Zinc - 3.9 x 19
S/Drill PVC Screw RIB CSK -BZP_x000D_

Multiple uses for fitting a variety of hardware to frames where there is a steel or aluminium reinforcement present. Countersunk head with ribs under head for improved countersinking.
£ 15.49 15.49 GBP
Window Fabrication Screws Countersunk with Ribs PH Self-Tapping Self-Drilling Point Yellow - 3.9 x 19
S/Drill PVC Screw RIB CSK -ZYP_x000D_

Multiple uses for fitting a variety of hardware to frames where there is a steel or aluminium reinforcement present. Countersunk head with ribs under head for improved countersinking.
£ 15.49 15.49 GBP
Window Fabrication Screws Countersunk with Ribs PH Self-Tapping Thread Self-Drilling Point Martensitic Stainless Steel & Silver Organic - 3.9 x 19
S/Drill PVC Screw RIB CSK -S/S_x000D_

Multiple uses for fitting a variety of hardware to frames where there is a steel or aluminium reinforcement present. Stainless steel should be used where there is a corrosive environment. Countersunk head with ribs under head for improved countersinking.
£ 55.94 55.94 GBP