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GPULL
Compact 15mm plastic pulley for use in educational science kits and classroom projects.
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From $0.75 /unit
Fine Iron Filings, 8 Oz, 1/2 Pound, 227 grams
3D magnetic field experimentation with safe-keeping screw cap.
Pulley Gear, Durable 15mm Pulley
Compact 15mm plastic pulley for use in educational science kits and classroom projects.
Lamp Holder, Black Color (Miniature Base, Bulb Socket)
Miniature light bulb base for science projects and electronics.
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