Hexagonal head screw
INTERMETAL
quality grades 8.8 et 10.9
according to all standards (former DIN 931 or DIN 933), and new standards ISO 4014 et ISO 4017
all coatings (galvanization, white and yellow zinc plating, dacromet, salt spray test 96 - 200 - 400 hours, special coatings.
note : as per our quality assurance policy, all nuts and screws with a guaranteed quality class are tested in a registered laboratory who issues a quality inspection certificate ( please refer to our quality section).
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