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Help CenterCF428 3pcs HSS Sprial Fluted Step Drill Bit
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CF4228 3pcs HSS sprial fluted step drill bit
1,For drilling holes in steel,brass, copper,aluminium,wood and plastic material
3pcs step drill set ,specification
| contents | 3pcs HSS step drill:4-30/4-20/4-12 |
| drill surface finishing |
titanium coating |
| scope of application |
The tapered cutting edges of the next drill step can be used for simultaneous deburing time or charnfering of the finished bore at the same time. |
Very strict quality inspection.
Our QC departtment has many test equipment including hardness test, hi-pot test, torision test, cutting test, other security and function test etc.
Shanghai Everise Tools Industrial Co., Ltd was founded in 1998. Everise is specialized in manufacturing and exporting hardware and tools. The built-up area is 55000sqm, which includes a production area nearly 30,000 sqm. Besides, Everise has 310 employees.
The business department provides all oversea customers with full-line service in time. Our products range cover hand tools, power tools, combination tool set and hardware accessories. The annual sales are 25 million US dollars. The company turnover is increasing at an annual growth rate of 30%. And Everise was approved by ISO9001:2001 quality management system.
Everise has scientific management, advanced production equipment, strong technical force, detection equipment.
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Show Room.Clean and Cidy. Product variety. |
Title goes here.Scientific and effective management. International standards. |
Everise has a number of highly qualified professional and technical personnel, and sales team with rich experience, the company has scientific management system, employees have a clear and scientific job responsibilities.
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