Applicable to high tensile strength metal grinding, such as general carbon steel, alloy steel, malleable iron hard bronze.

适用于中高抗张强度金属材料的磨削，如一般碳素钢，合金钢，可锻铸铁，硬青铜等。

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Texture of material:The body and a box cover for malleable iron; screws made of 304 staintess steel; the gasket material for rubber.

材质：穿线盒体和盒盖为热浸锌可锻铸铁；螺丝材质为不锈钢304； 垫圈材质为橡胶。

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Application: Drilling deep hole in non alloy steel, alloy steel, grey cast iron, malleable cast iron, special aluminum or magnesium alloy.

应用：适用于非合金钢、合金钢、灰口铸铁、球墨铸铁、可锻铸铁的深孔钻削，尤其适合铝合金和镁合金的加工。

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Chamberlain is practically sui generis though the idea of his best work (where steel is as malleable as paint) being AbEx in 3-D is a little closer to the truth.

WSJ: John Chamberlain: Choices | Looks Like Rock 'n' Roll | By Peter Plagens