北京二七机车工厂与江苏省江阴县苏圩五金厂设计制造的带手制动的刀具角度表,测定刀具备几何角度准确。可以在工作位置或平台上直接测量,并读出度数值。使用证明,刀具角度表比其它角度量具使用方便,经济可靠,是设计、制作、刃磨、使用和测绘各种刀具比较理想的工具。 基本原理 Beijing Erqi locomotive factory and Jiangyin County, Jiangsu Province Su Wei Hardware Factory design and manufacture of hand brake tool angle meter, the determination of the geometry of the knife with accurate. Can be measured directly at the workplace or on the platform and read out the value. Proof of use, tool angle than other measuring tools angle easy to use, economical and reliable, is the design, production, sharpening, use and mapping of various tools ideal tool. Fundamental