M10, M12, M14, M16, M18, M20, M22, M24, M27, M30 Metric Coarse Pitch Thread
Hex Flange Lock Nuts Hexagon Washer Nuts Non Serrated Flange C45 Steel Black Oxide
High-quality materials, environmentally friendly, safe and reliable, durable and long life. Excellent craftsmanship, Smooth without burrs, quick and simple use.
● System of Measurement: Metric
● Standard: GB /T 6177 (ISO 4161) (DIN 6923)
● Drive Style: External Hex
● Material: C45 Carbon Steel
● Finish : Black Oxide
● Colour: Black
● Coarse Thread
● Thread Size: M10,M12,M14,M16,M18,M20,M22,M24,M27,M30
● Thread Diameter: 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 24 mm, 27 mm, 30 mm


● Standard: GB /T 6177 (ISO 4161) (DIN 6923)
● Drive Style: External Hex
● Material: C45 Carbon Steel
● Finish : Black Oxide
● Colour: Black
● Coarse Thread
● Thread Size: M10,M12,M14,M16,M18,M20,M22,M24,M27,M30
● Thread Diameter: 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 24 mm, 27 mm, 30 mm


