Morse Taper Shank hss drill bit/drilling tools for stainless steels
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 100000 pc/month
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Specifications
1. Offers a complete line of Metal Twist Drill Bits, such as straight shank, taper shank, etc;
2. Process: fully ground;
Dimensions
1. Drill diameter - The values indicated in the relevant dimensional standards apply in respect of the diameter of twist drills.
•Test point: On the lands at the corners
•Testing equipment: micrometer
2. Tapering of diameter - The diameter of twist drills usually reduces from the drill tip towards the shank in the area of the flutes.
•Test values: The taper on diameter amounts to 0.02 to 0.08mm over a length of 100mm.
•Test point: At the outside diameter on the land.
•Testing equipment: micrometer and indicating measuring instruments.
3. Parallel shank - Tolerance for shank diameter f11, Tolerance for roundness and parallelism 0.02mm for the shank length.
4. Length - The tolerance of length for the total length corresponds for the degree of accuracy "very coarse" according to DIN standards. The flute lengths given in the relevant dimensional stands are minimum dimensions.
5. Point angle
•Test value: σ=118°; σ=135°
•Test point: At the cutting edges
•Testing equipment: Universal bevel protractor indicating measuring instruments.
Materials and hardness
•Materials - M2, M35, M42, 9341, 4341, 4241, etc
•Hardness - HSS HRC63-66; HSSCo HRC64-68
•Test point: On outside diameter on the land or adjacent relieved land.
•Test equipment: Hardness Tester.
Marking
Twist drills with diameter 3mm and upwards shall be marked with:
1.Diameter;
2.Material: (HSS, HSSCo);
3.Additional and/or differing marking by agreement.
- Q: What are the commonly used hardware materials? What are their respective properties?
- Hardware, the past is gold, silver, copper, iron, tin, five kinds of metal materials collectively.Now, the hardware products are usually divided into two major categories: big hardware and hardware.Big hardware generally refers to metal plates, pipes, profiles, bars and wire;The hardware mainly includes coating material (such as tin), wire coating (such as Tie Si), a variety of small standard parts (such as fastening screws), non standard parts (such as wood screws) and various gadgets (such as a screwdriver) and so on.
- Q: What kind of goods do you need to open a hardware store?
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- Q: What do the hardware stores sell?
- The hardware store, big and small, business scope: water iron, wire and cable, switch socket, hardware tools, electric tools, fan, ventilation equipment, decoration materials, mould parts, motor pumps, all you have to do big strong capital, weak capital can be minor.
- Q: I opened a small hardware factory, and I also have a few punch, want to do hardware accessories, and do not know what kind of good to do, good money, beg!
- Hello Now in the Shiling hardware good money two.One is the strength of the company, such as: Yuanfeng hardware, hardware, hardware vendors such as peace and happiness, should be the general big leather manufacturers their strength, with strong financial support and comprehensive product, so the hardware manufacturers price than other hardware dealer prices higher than a mile, of course the money is good.The other is for semi - finished suppliers only. They only supply their products to dealers, and they do not come on the market. Should be finished products, low prices, and can not compete with the company above, only to attract customers at low prices.
- Q: Does hardware affect the tightness of doors and windows?
- Wind is one of the major climatic factors in the design of doors and windows. Wind is the motive force of doors and windows deformation, damage, cold air infiltration, rain seepage, and blocking entry into buildings. Therefore, the performance of building doors and windows has the requirements of wind pressure resistance, air tightness and water tightness.Building doors and windows because of the different geographical position, the height of buildings of different factors and the installation of doors and windows position may have positive pressure, negative pressure or positive and negative wind pressure alternation, when subjected to wind pressure is large it may cause serious deformation, broken glass, doors and windows hardware damage, cause the sash fall phenomenon caused by accidents, especially the typhoon area, should pay more attention to high-rise building outside the window due to wind load damage problem.
- Q: I would like to ask the so-called jewelry hardware refers to which hardware, including what?
- In some places, not including marriage Anklet hardware, but need a pair of bracelets, this represents a good double happiness. Therefore, the new couple might as well ask your elders before you buy the wedding hardware, and learn from each other, but you must choose according to the local customs.Hardware accessories, as the name suggests, is made of hardware raw materials, jewelry, he appeared in every corner of life. Up to the building to the key buckle, as long as pay attention to beauty and decoration, that will reflect the hardware jewelry.Specific to the points, according to its nature to be divided, we can be divided into metal jewelry, plastic jewelry and so on. According to its size can be divided into home accessories, mechanical jewelry, as well as exquisite jewelry and gift jewelry. At present, we refer to hardware jewelry mostly refers to gifts.Hardware jewelry mainly has small ornaments, mobile phone accessories, cartoon characters, wear jewelry, twelve constellations, twelve zodiac signs, pendants, letters, letters, KT, cat, Disney, mascot, other jewelry and other categories.At present, Dongguan and Wenzhou are the largest production base of hardware decorations in china. After 2000, with the decline of the European and American markets and the rise of raw materials, and the rise of the domestic market. Hardware jewelry manufacturers began to pay attention to domestic people's appreciation, orientation and consumption level, began to turn to "small profits and quick turnover" era.
- Q: What does "R0.5max" mean in hardware drawing?
- R0.5max refers to the pointed corners, the maximum angular radius is 0.5mm., and some drawings will also say "edges and corners blunt" and other terms.
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- Glass: art glass, architectural decorative glass, industrial glass, glass machinery, etc.The door / window: PVC / Aluminum Alloy / steel doors, windows etc.
- Q: What's drawing design in a hardware factory?
- Hardware factory drawing design is to use CAD or proe to do some mapping and three-dimensional parts of some small parts.
- Q: what is the Hardware classification?
- STANLEY lock door lock series lock series, including American Standard oubiao lock series, electronic lock series, style simple fashion style, can provide a variety of solutions for customers, to meet the personalized needs. STANLEY Best on behalf of the world's highest grade lock locks, the highest standards of American Standard lock: the interchangeable lock core is BEST's patented inventions, and has become the highest standards of the American lock industry, the highest standards of the 7 pin hole of the lock core of the lock core lock is designed within the industry, to provide customers with the most secure mechanical access control system; hierarchical management can do more than 6, with a total replacement of the key and the lock core master key, the central key management system is powerful, and according to customer requirements tailored; 1899 STANLEY produced the world's first hinge piece ball hinge, obtained the first patent ball hinge. Now in China investment in the establishment of the hinge of the most advanced production line, the factory strictly according to the standard American Standard control hinge processing, ensure the quality of life of hinge, hinge with two ANSI/BHMA. STANLEY hinge with the same life span, in the normal use of life insurance. STANLEY closed door according to the different needs of customers, to provide American Standard door closers, oubiao door closers and fireproof door closer for customers to choose products through rigorous testing to ensure product quality. STANLEY push bar lock push bar lock according to the function of emergency escape device and fire escape device; according to the appearance design is divided into push bar type and lever type; according to the structure is divided into with the lock, mortise lock type, with the bolt and concealed bolt type, according to the number of lock points and...
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Morse Taper Shank hss drill bit/drilling tools for stainless steels
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 100000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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