January 9, 2025
Description
如果有更好的弹簧效果会更好，圆珠笔弹簧力量还是小了些，只能凑合用
弹簧直径4mm长度30mm 线径0.3最佳
感谢您的助力，您的助力是我设计的最大动力！
Boost Me感谢您的助力！您的支持是设计时最大的动力！-------------------------------------------------------------------------------------------------------------------------------------------------
If there is a better spring, the effect will be better. The ballpoint pen spring force is still a little small.
The spring diameter is 4mm, the length is 30mm, and the wire diameter is 0.3.
Boost MeI need your little rocket, thank you!
License:
Standard Digital File License
Max_one
