Originally Posted by
tiger1964
It looks like "M10x1.0 plug" gives better search results than "M10x1.0 bolt". Plenty of choices. But who wants a box of 50, or just one but $15 to ship?.
Many of those links like Grainger have nationwide locations who sell over the counter. A lot of the AL ones appear to be Rice burner tuner shops. Any metro area should have some of these motorsport tuner shops.