Haiyan Pufa Metal Co., Ltd. [China]

1) Color: Galvanized, black, plain 2) Diameter: M2 - M12 3) Length: 4mm - 120mm 4) Grade: 4.8 grade and 8.8 grade 5) Thr

1) Color: Galvanized, black, plain 2) Diameter: M2 - M12 3) Length: 4mm - 120mm 4) Grade: 4.8 grade and 8.8 grade 5) Thread: Full thread and non-full thread 6) Any specific fasteners can be provided according to customers' requirements

roofing bolt