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Експертний відеоблог
80L20 is a semi-circular head screw, a fastener that is a regular steel cylindrical rod with a thread, at one end of the rod there is a semi-circular head with a cross-shaped slot (Philips). On the opposite side there is a tip with a sharp end (shape C).
Screws 80L20 are most often made of stainless steel and belong to the stainless steel fastener group.
80L20 Semi-circular head and press washer screws are manufactured in the following materials:
These screws are intended for fastening various elements of metal structures to wooden and light metal substrates. Thickness not more than 0.9 mm