Typically most upvc gearboxes take 3 screws 2 M4x10mm and then 1 M4.0 x 7mm in the middle.
M4.0mm x 10mm
M4.0mm x 7mm
Sold in bags of 10 (5 x M4.0mm x 10mm long, 5 x M4.00mm x 7mm )
T6 Torques head screw head
Gearbox screws go missing or get rounded during replacement These bolts have been sourced for such situations to be able to repair the full length keep plate. The screws used were usually 4.0mm bolt and once lost is hard to ascertain which size bolt is required therefore we have created a bag of 10 of the most common size.
Technical Diagram / What Will Receive Per Purchase –
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