Anti-theft screw, screwhead inserting material and anti-theft screw seat are provided.

提供防盗螺钉，螺钉头的嵌入材料和防盗螺钉座。

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Anti-theft screw, screwhead inserting material, anti-theft screw seat and anti-theft screw assembly.

防盗螺钉，螺钉头的嵌入材料，防盗螺钉座和防盗螺钉组件。

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To reverse the seat disc, unscrew the disc screw and disassemble the disc washer and disc rubber from the disc holder assembly.

为了翻转阀座阀瓣，则要拧松阀瓣螺丝，从阀瓣固定器总成拆解阀瓣垫圈和阀瓣橡胶。

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If only he could wrap teensy chisel tips into the threads of a screw, it could chip its way into a tight seat instead of compressing and cracking the concrete.

FORBES: Magazine Article