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。
The baby grey squirrel was looking for some shelter and came across this box complete with a perfect look-out hole for him to poke his head out of.
婴儿灰松鼠正在寻找一些住房，偶然发现了此框完成完美望孔他捅了他的头。
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