16:17

I made a Ratcheting Screwdriver on the Lathe!

6:52

Ý tưởng về một bộ dụng cụ tiện lỗ vuông,lỗ lục giác

29:55

Amazing Manufacturing Process of Giant Allow Roll For Flour Mill Shaft || Amazing Mechanics

8:13

Tap screwdriver, why buy it when you can make it yourself

11:31

Tự tay chế cây VÍT ĐÓNG siêu đẹp cho riêng mình

9:43

Crazy idea !!!

16:27

IDEAS FROM WORLD'S TOP PROFESSORS| Super long cargo vehicle made from bicycles and electric motors!

1:09:57

TIMELAPSE: It took the girl 7 days to repair and completely restore the agricultural tractor