Mark Ma

141

Guangzhou, China

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Birthday Cake #2

28BYJ-48-5V stepper motor

Optical manual rotation platform

Double external meshing planetary gear mechanism

Feeding mechanism

Main mechanism in a shaper

Software skills

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GrabCAD score	6768
Total downloads	20438
Profile views:	2054
Followers:	141
Following:	16
Comments left:	76
Member since:	October 12, 2017

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