Production: American Standard, international standard, DIN, BS, GB, JIS and customer specified requirements

Strength coefficient: 6.8 8.8 9.8 10.9 12.9 CLASS---4.8

Production range: diameter: 1.0mm-10mm length: 1.5mm-100mm

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What is the price difference between imported and domestic p

Individual refers to the pointed, coarse, hard wood screws, but also for the aluminum alloy, plastic....

Screw processing - surface treatment

Self tapping screw surface treatment through a certain process on the workpiece surface to form a lay...