【Material and Standard】: Diamond bars are very hard material, excellent for cutting and polishing. It exhibits power for cutting and polishing metals (iron, stainless steel, and aldo). Shank diameter: 0.09 inch (2.35 mm) carbide diamond bars are a set of 30 types. Comes with PVC case. 【Instructions for use】: 1: Organize and forge the soldered pores and pores. 2: Finished various metal models. 3: Processing with the light of the feather runner. 4: Chamfering various mechanical parts, grooving the point circle 5: Finish the surface of the hole of the machine parts. 6: Carving various types of metal and non-metallic crafts. 7: In addition to automotive engine port polishing, welding eyes and deburring work, some people use it for light metal cutting and model making. 【Widely Used】: Cutting and polishing of carbide alloy, ceramic, stone, concrete, glassware, crafts, mold cavities, automotive engine factories, etc. The measurements are taken on a flat surface, so there may be slight deviations. The color of the actual product may differ slightly from the images shown depending on your computer monitor, shooting conditions, and your PC settings. Please allow for slight variations in size. About the product Please rest assured that the product arrives in a clean condition without dirt, scratches, or wet. If you have any problems, please contact us. Wait for responsibility and rest assured that we will respond until the end.【素材】　天然ダイヤモンドは高硬度と鋭利さを提供できる。,【超硬バー】　ダイヤモンド製で30種類ヘッド、シャンク径：2.35mm、全長は約45mmです。セットの本体重量は約0.1kgです。,【高効率】　30本セット、ほとんどの種類の高速回転工具、グラインダー、ドリルでの使用に適しています。高い生産効率と耐久性、使いやすく、粉塵汚染はありません。,【様々な材質対応】　切削・研磨加工のDIY工具セットで、様々な作業に大活躍です。木材、アクリル、プラスチック及び大理石、翡翠、骨などの材料に使えます。手芸や木工、電子組立、工具製造、精密加工、宝石彫刻芸工などに最適です。,【ご注意】　ご使用の際は、保護メガネ、手袋などをご使用ください。作業場所付近には可燃性のものを置かないようお願いします。注意：ロットが違うので、軸部分に彫刻文字と台紙の明示配置と現品の配置が違う場合がございます。ご了承ください。