Straight shank twist drill,specially used in stainless steel processing

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 On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

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.

 

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:What do you have for construction hardware? What do you need to open a hardware store? Is the construction hardware mainly aimed at the construction site? Do we need hardware for real estate?
Plumbing hardware. A general term for hardware used in buildings, water supply and drainage systems, heating systems and toilets. There are faucets, shower, sink, toilet fittings, toilet fittings, jet bath, bathtub fittings, valves, pipe fittings and other hardware in the bathroom. Decorative hardware. A general term for hardware used in buildings, water supply and drainage systems, heating systems and toilets. There are combined metal ceiling, light flexible partition, metal decorative panels and so on. Wire mesh. te Company are bidding, and these 5 gold products are generally successful units to choose their own, Real Estate Company can recommend.
Q:What does building hardware include?
Big hardware includes steel plate, steel, flat iron, steel bar, universal channel iron, I-iron and various types of hardware, building hardware, tin, lock nails, wire, steel wire, steel wire cutting, home hardware, tools etc.. On the nature and use of hardware, iron and steel materials, non ferrous metal materials, machinery parts, transmission equipment, auxiliary tools, working tools, construction hardware, household hardware and other eight categories are to be considered
Q:What does hardware include?
Hardware for construction hardware, metal, locks, nails, iron wire, steel wire mesh, wire scissors, home hardware, tools and so on.
Q:What does "hardware delivery" mean?
Hardware:Hardware: five metals. "Wu Yue four" - "spring and Autumn" Lu: "Chen Wen Yue Yuan often make ou Yezi sword making five pieces, a reed, hardware Ying, sun jing." According to the "Han Shihuo Zhi" "gold, knives, turtles, shellfish" note: "that the gold colored gold, yellow, gold, silver, white, red, green, copper, lead, iron, black." Later known as gold, silver, copper, iron, tin for hardware.Include:"Hardware" refers to the gold, silver, copper, iron, tin five metal materials, said, "hardware is the mother of the industry"; the basis of national defense, hardware products, usually only divided into large hardware and hardware two categories. Big hardware includes steel plate, steel, flat iron, steel bar, universal channel iron, I-iron and various types of hardware, building hardware, tin, lock nails, wire, steel wire, steel wire cutting, home hardware, tools etc.. On the nature and use of hardware, iron and steel materials, non ferrous metal materials, machinery parts, transmission equipment, auxiliary tools, working tools, construction hardware, household hardware and other eight categories are to be considered.
Q:Native produce is a local specialty, but hardware is not
Native produce is a local specialty, but hardware is not
Q:Please tell people where can to buy genuine hardware accessories?
Genuine hardware accessories?Hardware accessories, mainly depends on its quality is good enoughAll the so-called genuine hardware fittings on the market are fakeGenuine hardware will not be sold on the marketWe are the production of zinc alloy die-casting products. This industry I am very clear
Q:What are the hardware parts used in the decoration?
Locks, handles, hinges, hinges, air guns, drawers, rails are basically these small metal products, so it's called hardware, of course, the new products change with each passing day, you can go to B&Q and other shopping malls to see
Q:What does a hardware factory do?.
Hardware: traditional hardware, also known as "hardware"". Of five metals: gold, silver, copper, iron, and tin. By artificial processing, you can make knives, swords and other art or metal devices. The hardware of modern society is more extensive, such as hardware tools, hardware parts, daily hardware, construction hardware and security products.
Q:what Hardware processing order required
Through friends, family and other relations to find outsourcing processing enterprises, that is, to take the job.The best thing is to find a famous company with high quality requirements, no matter how much it costs, first take it down, and then use it as a sign to get more and more orders.
Q:How many kinds of hardware are there in this industry?
Many kinds of hardware products, different specifications of hardware products, but in the Home Furnishing decoration also plays an irreplaceable role, choose a good hardware accessories can make a lot of decoration materials use more safe and convenient. At present, there are more than ten kinds of hardware products in the materials market. 1, lock (1) is arranged outside the lock (2) lock (3) lock the drawer (4) ball type door lock (5) glass window lock electronic lock (6) (7) (8) chain lock anti-theft lock (9) lock the bathroom (10) (11) number lock padlock (12) the lock (13) lock core 2, handle class (1) drawer pull hand (2) cabinet (3) glass door handle 3, doors and windows hardware (1) glass hinge: hinge, hinge, hinge corner bearings (copper and steel), pipe hinge hinge (2) (3): drawer track rail, sliding door track, hanging wheel, glass block

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range