스프링 성형 과정 및 가공 영상
8:53
Spring Machine / Springpia
15:53
Transport Millions of Sheep and Cattle This Way - Farmers Raising of Sheep - Agriculture Technology
3:10
멍 때리기 좋은 영상
16:04
Incredible Manufacturing Ceramic Toilet Flush Amazing Factory Production
1:23
M8×16 Carriage Bolt...
44:54
Restoration Masterpiece: The Genius Boy Revives the Hitachi 3-in-1 Woodworking A 1500A for Carpenter
33:54
Llevo 55 años trabajando en la construcción pero nunca había visto una técnica así. ➤ 4
4:48