DIN338 M35 Cobalt Drill Bits Standard Twist Drill BitsFor Drilling
Metal
1. HSS cobalt drill set is suitable for hardened steel and has
excellent cutting performance. The blades are hardened and
polished to improve sharpness,and precise cutting does not
shake,suitable for cutting hard metals, such as stainless steel,
cast iron, super alloys, titanium alloys, hard plastics and wood
2. M35 cobalt drill bit set can effectively drill tough and high
tensile strength materials.
3. Convenient for storage and organization: Packed in a PVC
box or metal case.
Company profile
ZhongZuan(Chongqing)Precision Tool Manufacturing Co.,Ltd was
founded in 1995 and has been specialized in researching and
developing and producing the high-quality hole saw bits and drill
bits of electric tools for 26 years. Factory is located in
Chongqing, China and has an area of 11700 square meters with
registered capital over RMB 5millions and over 120 employees. Our
core products are diamond hole saw bits, HSS twist drill bits and
alloy hole saw and drill bits, so far we have been cooperated with
customers from over 10 countries in the world.
We have completely established a set of effective quality
management system and strictly implemented the quality standards
required by customers in the production process like from the
selection/ inspection of raw materials to process control and the
final inspection of finished products to improve the products’
quality which help reduce the rate of unqualified.Meanwhile,
company regularly carries out the internal audit and management
review of the quality system to correct the problems in the
operation in time so that our products will have more market
competitiveness in the industry.
Product Description
| Product name: | Din 338 straight shank HSS twist drill bit |
| Material: | M35 |
| Craftwork: | Full grinding, rolling, milling |
| Angle: | 135° |
| Size: | 0.8-20mm |
| Specification: | Metric,inch,digital size. |
| Coating: | no coating,black oxidation,cupric oxide,Tin nitride |
| Package: | 5 or 10 pcs in a PVC box. Can be custom |
| Application: | Stainless steel, iron, aluminum, copper, PVC board, wood drilling |
| Feature: | 1. Full grinding A3K7 craftwork and The raw material is industrial
grade high speed steel with high hardness of 99 refining grade, |
|
| 2.Standard: DIN338,KL67,3L17.Smooth surface finish with no black
carbon layer makes it remove chips easily and more efficient |
|
|
| 3.For Drilling processing, precision within 0.02mm |
