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types of screw heads - An Overview

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The polydrive screw drive, also known as RIBE,[74] is spline-shaped with rounded finishes inside the fastener head. The Device has six flat tooth at equal spacing; the sizes are determined by the diameter in the star https://mariahbimc094784.affiliatblogger.com/80420208/how-types-of-screw-heads-can-save-you-time-stress-and-money

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