Hex Drive Socket Cap Machine Screw Zinc Coated M4

Item Name: Hex Socket Cap Machine Screw Zinc Coated M4 Material: Grade 8.8, Zincification Carbon Steel Head Style: Hex Socket Cap Thread Coverage: Fully Threaded (50cm), Measurement System: Metric PCs in Item: Options Manufacturer: N/A, Made in China Note: mostly used for fastening aluminum profiles and aluminum accessories.