All set screws are fully threaded and fit a 13mm spanner. All nut types fit a 13mm spanner, flanged nuts have a serrated face.
HEXAGON SET SCREWS FULLY THREADED BOLTS 8.8 HIGH TENSILE ZINC PLATED M4 M5 M6 M8
M4 M5 M6 M8 Stainless Steel Set Screws Hexagon Head Fully Threaded Bolts A2-70
M8 M10 M12 M16 M20 Galvanised Hexagon Set Screws Metric Fully Threaded Bolts 8.8
M6 Or M8 FULLY THREADED HEX BOLTS DIN933 10.9 GRADE HIGH TENSILE STEEL ZINC
M4 M5 M6 M8 Hexagon Head Set Screws Fully Threaded Bolts A2-70 Stainless Steel
M8 A2 STAINLESS FULLY THREADED BOLTS HEX SET SCREWS + FULL NUTS WASHERS HEXAGON