Safety of transportable motor - operated electric tools - part 2 - 4 : particular requirements for bench grinders iec 61029 - 2 - 4 : 1993 a1 : 2001 , modified ; german version en 61029 - 2 - 4 : 2003 a1 : 2003 移动式电动工具的安全.第2 - 4部分:台式砂轮机的特殊要
That is an air ( electric ) powered grinder ( portable grinder , angle grinder , straight grinder , drill , impact wrench , riveting hammer , hammer drill ) 那是一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机） 。
That is an air ( electric ) powered grinder ( portable grinder , angle grinder , straight grinder , drill , impact wrench , riveting hammer , hammer drill ) 那是艺术一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机） 。
Rollwalztechnik abele + h ? ltich gmbh is well - known not only in engen with gear cutting machines , rolling mills and profile milling machine as well as with precision tools , thread rolling machines , flat - die - type and thread rolling machines with cylindrical dies , but also with further offers , like knurling tools , thread machines and / or gear rolling machines , cutting machine tools and precision cutting tools 是一家理想的企业，该企业制造最新的、杰出的金属加工,滚螺纹机,螺纹滚轧机（包括滚螺纹机及搓螺纹机） ,研磨机械,机床,螺纹机械,磨床、砂轮机、刃磨机,引人注目的机床,改形机床。
