Used instruments for sale 15 years of experience in the election Chu enthusiasm http://www.cyx0769.com/products/ershoushebei.html can set the tolerance band. You can set the workpiece, the lower limit deviation value, the measurement results may indicate whether qualified, such as failure, but also pointed out that the limit deviation value or limit deviation on ultra super; traceability maximum. When measuring the lumen diameter as the hole size, it is more convenient to use this function; traceability minimum. When the diameter of the measured external dimensions as axes, with this feature is more convenient; can be preset values. Usually within a vernier caliper diameter circular hole measuring jaws, coupled with the need to measure the results of the merger within the arc jaws width dimensions, if inadvertently forget to add this dimension, it may be caused by waste. Diameter value if the use of preset value function within the jaws of the combined width of the arc preset size, can be directly read out the hole, safe and convenient; About Chu enthusiasm Electronic Instruments, (www.cyx0769.com) was established in 1999, 2004 establishment of the Shenzhen branch, professional management of maintenance of all types of electronic machine testing, instrumentation, electronics, electrical equipment, measuring and testing equipment, environmental test equipment has strong technical foundation supporting professional measuring and maintenance personnel, the Division of Senior engineers have many years engaged in various types of electronic measuring instruments machine maintenance experience rich, they are familiar with thousands of domestic and international instruments and the original manufacturer of the Institute of tens of thousands of varieties of measuring instruments. Chu enthusiasm, set up 10 years, this the mutually beneficial development, resource sharing, service first principle, relying on the huge market of Guangdong Pearl River Delta, partners have a number of cities throughout the country and overseas, while in Shenzhen, Dongguan and Hong Kong as the main three, the world famous radiation equipment manufacturers and agents, to establish a relatively stable first-hand and very professional information resources and to goods supply system, particularly the United States Agilent, Tektronix, Fluke, Keithley, Teledyne LeCroy, Rohde & Schwarz international brand-name equipment sales maintenance Heights, Kikusui, Hioki, Advantest, Anritsu, Yokogawa and other advantages more significant.