中文品名:组合角尺
Combination sets are useful for all types of mechanical jobs. The set is comprised of a straight rule protractor, a square head, and a center head. The protractor is graduated to read from zero to 180o in both directions. The rule is made of stainless steel and is graduated in both 0.5 mm and 1 mm increments. The square head has a level and a scriber point. The protractor head, center head, and square head are all made of cast iron.
组合角尺对所有类型的机械作业都很有用。这套装置由直尺量角器、方头和中心头组成。量角器刻度为从零度到180度的双向读数。尺子由不锈钢制成,刻度分0.5毫米和1毫米两种。方头有一个水平线和一个划线点。量角器头、中心头和方头都是铸铁制成的。