A2 stainless steels steels are the most widely used stainless steels. They are used for kitchen equipment, appliances for the chemical industry, fastening fasteners. Suitable for freshwater applications, but A4 stainless steels are preferable.
The molybdenum-alloyed A4 steels are "acid-proof" and provide better corrosion resistance. A4 is widely used in industry and should be preferred in the marine sector.
Metric
Head Width
M2.5
5mm
M3
5.5mm
M4
7mm
M5
8mm
M6
10mm
M8
13mm
M10
17mm
M12
19mm
M14
22mm
M16
24mm
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