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I tried finishing a 378.98mm inner diameter part on a 1966 (Showa 41) general-purpose lathe. (Jul... 久野彰次 3 months ago Play Download
昭和43年式 汎用性 高そうなダンブラー内径182.00mm狙い 仕上げ代1.25mm ベットも綺麗にしぃ潤滑油も塗り さぁ 仕上げだ。 202610.16 久野彰次 4 days ago Play Download
[Drilling screws for thick plates] Introducing the 4mm diameter! Drilling screws with 'unpreceden... ヤマダキカイch ~オススメ最新工具と最新設備資材をご紹介~ 11 months ago Play Download
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