The utility model relates to an improved skin abrasive machine, which is provided with a body. A contain space for mechanisms is arranged at the interior of the rear end of the body. An article container is clamped at the upper end of the contain space. Small tools and other articles can be arranged on the article container. An upper cover pivots at the upper end of the article container. In addition, a front contain space with a big through slot is formed at the front end of the body. A transparent sand storing cylinder and a recovery cylinder can be arranged in the front contain space, and a transparent external cover can be covered on the upper end of the front contain space. When the external cover is covered on the front contain space, sand storage quantity in the sand storing cylinder can be clearly seen. Thus, the improved skin abrasive machine has the advantages of small volume and convenience.