For the actual production of many companies in order to save costs, most of the use of homemade single-edged boring tool for processing the situation is analysed, pointing out the defects of single-edged cutting, and based on the actual processing experience to produce a multi-boring disc, improve the processing efficiency and save manufacturing costs.

Technical Grade Standards for Boring Operators I. Job Definition: To operate a boring machine and carry out machining operations on workpieces in accordance with technical requirements. II. Scope of Application: The operation, adjustment and maintenance of various types of boring machines.