DIAIEN GB/T 6170 M20 Grade 12 Hex Nut

This DIAIEN GB/T 6170 Metric Hex Nut is made from high-strength carbon steel, featuring a Grade 12 strength rating and a durable blue-white zinc finish. Designed for secure fastening, this M20 size nut conforms to the GB/T 6170 standard and comes in a convenient pack of 50.

type: Hexagonal nut Surface color: Blue and White Metric/Imperial: Metric Surface treatment: Blue and white zinc grade: 12 Material: Carbon Steel Strength level: Level 12 Implementation Standards: GB/T 6170 Nominal size: 20