DIN 3570 M10 1.4539 U Bolt
for the DIN3570 , it is U bolt for size M10-24 .
our size is for M10 & M16 , and
for more detail size , pls visit Page "DIN3570" .
for material is 1.4539 , it equal to 904L .which is a super austinite stainless steel .
this material have great ability to risitance to sulfuric and phosphoric condition.
for more detail , pls visit page"904L"