5.5x38mm Hex Hd Tek Screw C/W 16mm Washer ZP

6.3 x 25mm Hex Head Self Drilling Tek Screws BZP DIN 7504K. Drill point will drill through 2.0 - 6.0mm steel. 10mm Hexagon head . 14g x 1 Imperial size. Tek screws are incredibly popular in metal fabrication as they do not need pre-drilling.

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