“王增智师傅,你们班这个内六扳手太好用了,既节省作业时间,又节省力气,真是方便。”“我就是小小的改造一下,回头给每个班组都弄一个。”王增智所说的内六扳手,是由北京燃气集团高压管网分公司工程二所作业五班在生产作业中自行发明的小工具——加长版内六扳手。内六扳手是一种成L形的六角棒状扳手,专用于拧转内六角螺钉,可以大大降低使用者的用力强度。加长版内六扳手是在原内六扳手的基础上,截除上面弯角部分,将长度约 “Wang Zengzhi master, your class is very good with this internal wrench, not only save time, but also save energy, really convenient. ” "I was a little makeover, get back to each team get one. Wang Zengzhi said the internal wrench, is composed of Beijing Gas Group High-pressure Pipe Network Engineering Branch two homework in the production of homegrown gadgets - an extended version of the inner wrench. Hex wrench is a hexagonal wrench into an L-shaped wrench, dedicated to tighten the hexagonal screws, can greatly reduce the user’s strength. The longer version of the inner wrench is based on the original inner wrench, and the upper corner is cut off and the length about