According to recent data released by the General Administration of Customs, in the first four months of this year, China's imports of mechanical and electrical products rose by 28.5% to US$129.56 billion, while exports rose by 32.7% to US$158.72 billion, accounting for 57.9% of the country's total exports.
Among them, the export of electronic products reached 64.41 billion US dollars, up 40.2%; the export of machine tools reached 55.7 billion US dollars, up 24.3%; the export of high-tech products reached 81.24 billion US dollars, up 34.4%.
Among them, the export of electronic products reached 64.41 billion US dollars, up 40.2%; the export of machine tools reached 55.7 billion US dollars, up 24.3%; the export of high-tech products reached 81.24 billion US dollars, up 34.4%.
Concrete Drilling Drill Bit usually consists of Masonry Drill Bit, SDS Plus Drill Bit, SDS Max Drill Bit, etc.
Drill bits for drilling masonry, (brick and concrete) can be identified and distinguished from other drill bits by the blunt wide blade on the tip.
There are many different designs of masonry drill and you usually get what you pay for.
Concrete Drilling Drill Bit,Concrete Diamond Nail Drill Bit,Concrete Drill Bit For Hammer,Diamond Core Drill Bit
Jiangsu Kidea Industry Co., Ltd. , https://www.jskidea.com