This is a set of 180 M2 nylon screws, spacers and nuts. Very useful if you ever do misplace a screw during a build
【Made of durable nylon】which has the stable and long-lasting performance of acid resistant, alkali resistant, insulation and anti-signal interference
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Electronics-Salon M2.5 Black Nylon Hex M-F Spacer/Screw/Nut
They are widely used in electronics, computers, PC boards, DIY hobbies, etc., to replace screw fasteners. There are many different available lengths
180pcs M2 Black Nylon Standoff
Electronics-Salon M2.5 Black Nylon Hex M-F Spacer/Screw/Nut