These are ACER Racing Aerospace Grade 6AL4V Titanium M8x35 Titanium Screws with 12 Point heads: 4 pc per pack.  Thread pitch is 1.25

Super lightweight 8x35 titanium screws and made not from lower grade titaniums but from the best Grade 5 6AL4V Titanium. We offer a complete line of M3, M4, M5 and M6 Titanium screws in button head, flat head and various lengths.

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