セリ矢で御影石を割る時のコツ
10:44
岡崎 (有)中根石材 宇寿石 御影石 花崗岩 飛矢(豆矢) 石割 石割り 発破 Splitting Stone
4:59
セリ矢で岩を割る
38:20
Saw Blades About Very Hard Rocks ! The Workers Think Hard To Finish This Wood
15:37
Extreme Dangerous Big Logging Wood Truck Driving Skill | Extreme Dangerous Transport Skill #123
18:30
tree climbing skills without fear of heights harvesting honey from dangerous tall trees
7:58
vol.8「石ってどうやって割るの？」（小割編）
21:26
Blacksmithing - Forging tools for stone splitting
30:01