Your manufacturing source for High Strength, Close Tolerance Aerospace Fasteners. Sky Manufacturing produces Spline Heads, 12 points, Hex Heads and Flush Heads using Inconel, A286, Titanium, H-11 and Alloy steel. Although we specialize in producing NAS, MS, AN and AS types of part numbers, we can also manufacture to your required specifications or SPECIAL design drawings. Our engineers will assist you in choosing the right fastener for your strictest of aerospace requirements.