M3 M5 M6 M8 M10 Steel Countersunk Flat Head Torx Screws Bolts. Threaded : M3 x 0.5mm, M5 x 0.8mm, M6 x 1.0mm, M8 x 1.25mm, M10 x 1.5mm . Material : 10.9 Grade Alloy Steel. The length of the bolt including the head.
eBay