chipboard screws

2012-12-25 16:49 Source:未知 Writer: admin
Countersunk Head Chipboard Screw - PoziDriv®
Materials and Finishes  
Steel zinc plated

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Self tapping screw introduction and specification

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

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