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Countersunk head self-drilling screws with clipped ears. The notched head self-countersinks into wood and composite material, leaving a flush surface without pre-countersinking.
Thông số kỹ thuật
| Material | Carbon Steel |
| Surface Treatment | Zinc Plated |
| Head Type | Countersunk Head with Clipped Ear |
| Thread | Self-drilling |
| Standard | GB/T 15856.2 / DIN 7504 |