Product name
OEM fabrication DIN261 HDG square head t bolt with ISO certification
Material
stainless steel304,316,carbon steel35#, 45#, alloy steel, brass...
Size
Dia: M4-M20 Length:20-300mm
Grade
4.6, 4.8, 8.8, 10.9, AISI 2, AISI 5, AISI 8.
Surface treatment
Zinc plated, Hot-dip Galvanized, Mechanical plating, Black
Key word
HDG M6 to M20 square head t bolt
Business type
Factory since 1990