一、套筒螺丝改锥之一1、构造由改锥和套筒两部分组成,结构形式见图1所示。如有制造条件,可以自行加工,材料为45号钢或70号钢。也可利用改锥及套筒扳手的14号套筒改制、组合焊接而成。改锥的头部必须经热处理,淬硬至HRC40～45。2、使用范围:主要用来装卸摩托车右半部汽缸盖里面的两只M6圆头螺钉,也可用于 First, the screwdriver one of the sleeve screw 1, the structure consists of screwdriver and sleeve composed of two parts, the structure shown in Figure 1. If the manufacturing conditions, you can self-processing, the material is 45 or 70 steel. Can also use the screwdriver and socket wrench on the 14th sleeve restructuring, the combination of welding. Screwdriver head must be heat treated, hardened to HRC40 ~ 45.2, the use of: mainly used to handle the right half of the motorcycle cylinder head inside two M6 round head screw can also be used