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0.3mm 1.75 3D printer nozzle brass MK8 nozzle extrusion head MakerBot Material: High quality brass Weight: 2g Nozzle hole diameter: 0.3 mm Screw outer diameter: 6mm
110K ohm 2W 5% Resistor 110 kilo ohm
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C828 npn transistor BJT transistor
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Ultrasonic HC-SR04 Mount Holder ping sensor bracket
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stethoscope school experimental science kit doctor STEM DIY