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Mechanical model 3D printing technology craft clock science principle youth handmade ornaments
- Model #: WD-F3121
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Model mechanical clock principle escapement structure pendulum clock 3D printing teaching model technology technology
- Model #: WD-F3478
- $84.47 –
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Simple mechanical pendulum clock model 3D printing parts assembly teaching large balance wheel gear set
- Model #: WD-F3118
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10pcs paper box 1 pickup wheel for 251 252 253 3470 3480 6300 6303 6304 6310 6600 6650 6653 6654 6670 6680 5850 6180
- Model #: WD-F6721
- $25.95 –
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Simple mechanical pendulum clock principle model 3D printing parts assembly teaching large pendulum gear set
- Model #: WD-F3255
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Mechanical design model Spring power gear set escapement structure Pendulum clock principle teaching model
- Model #: WD-F3343
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Gear transmission mechanical model spring power device 3D printing rotating escapement structure decompression toy
- Model #: WD-F3265
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8mm el Numbers 1 to 200 Adhesive Stickers Sign for DIY Craft Adhesive Tags Sticker Home School Office Decoration
- Model #: zq-481
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