#10 25mm (1") Screw
This durable, standard length of TeacherGeek machine screw is an excellent addition for STEM | STEAM activities or science fair projects. Long enough to fasten most components and recycling bin materials together, these screws have a rounded head and work with Phillips screwdrivers. Pair with #10 washers, nuts or locking nuts to create complex fastening systems.
Use these machine screws with: