carbide CNC lathe drilling tools round shank chamfer 4mm 6mm Twist Drills for metal
| Product |
Carbide drill bits / CNC machine drilling tools |
| Material |
Tungsten Carbide |
| Drill Type |
Coolant step drill |
| Point Angle |
142°,118°,144°,135°,140° |
| Shank Type |
Round |
| Coating |
AlTiN, TiAIN, TiSiN, Nano, or as your requirements |
| Custom Service |
OEM / ODM/ OBM |
| Tolerance |
0.005-0.01mm |
| Suitable for |
General steels, alloy steels, tempered steels,cast iron and aluminum alloy, etc. |
Recommended Parameter for Tungsten Carbide Drill Cutting
| Blade Diameter(D) |
Hardness |
Linear Velocity Vc(m/min) |
Feed F(mm/min) |
Single edge cutting quantity(mm/rpm) |
| D<4.0 |
≥HRC58° |
Vc=20m/min |
40-60 |
0.005-0.010 |
| ≥HRC50° |
Vc=20m/min |
50-70 |
0.008-0.012 |
| ≥HRC35° |
Vc=30m/min |
100-150 |
0.010-0.015 |
| Stainless Steel |
Vc=30m/min |
100-150 |
0.010-0.015 |
| Aluminum Alloy |
Vc=35-65m/min |
150-300 |
0.025-0.050 |
| Non-metallic |
Vc=40-80m/min |
150-300 |
0.025-0.050 |
| D>4.0 |
≥HRC58° |
Vc=30m/min |
60-100 |
0.025-0.040 |
| ≥HRC50° |
Vc=35m/min |
80-140 |
0.030-0.050 |
| ≥HRC35° |
Vc=50m/min |
150-300 |
0.040-0.080 |
| Stainless Steel |
Vc=40m/min |
100-250 |
0.035-0.080 |
| Aluminum Alloy |
Vc=100-150m/min |
400-800 |
0.050-0.100 |
| Non-metallic |
Vc=150-200m/min |
550-800 |
0.125-0.180 |
Features of Carbide Drill Bits:
1. German import tungsten steel material: high hardness, fast drilling speed, smooth chip removal
2. Large chip space/groove: large chip removal capacity, can greatly improve the cutting speed and production efficiency.
3. Heat-resistant Coating: With highly heat-resistant coating, can be used for high-speed processing.
4. Chamfer design at the bottom of the shank, easy to install.
5. OEM Service: products/coatings/package
6. ONLY used for CNC machine, not suitable for handwork or hand electric drill machine.
Shenzhen Chenri Precision Hardware Tools Co., Ltd was founded in 2010, specializing in various kinds of CNC machine
tools, such as carbide mill tools, drill tools, boring tools, carbide inserts, reamers and taps.
With more than 13 years experience in this industry, it gains great achivements: its products are not only popular in domestic
market, but also in overseas market. Till now, the tools are sold abroad, like the area of North America, Southeast Asia,
Mideast, Europe and Oceania.
The company locates in Shenzhen, one of the biggest commercial center in China, with convenient international transportation,
safe and reliable payment system, experienced engineers and sales team are able to provide superior service for customers.
Our factory covers an area of 1100 square meters in Dongguan city with professional engineer team and R&D department.
More than 20 years exprience in the industry, the factory has mature production technology, strict quality control and inspection
system, good after-sales services.
The factory purchase some advanced imported prodduction equipments to enlarge scale in the last few years. Meanwhile, it gets
a series of authority certificates which show its good reputation and great production capacity.
PACKAGE
1. Our general package: plastic box inside, then pack with carton box outside, sometimes will be wrapped with
bubble bags. For heavy and large volume cargo which are shipped by ocean, we may pack with wood crate outside
to protect products from being damaged or wet.
2. Customized package is available, just provide us with your detailed requirements.
SHIPPING OPTIONS:
1. Express: for most small and light cargo, ship them by express is more suitable, such as Fedex,
DHL,TNT, UPS, EMS, it takes 3-5 days to arrive.
2. By Air: for some items that you are in urgent, we can arrange shipment by air, it takes 5-7 days to arrive.
3. By ocean: it is suitable for some heavy and large volume cargo, if you are not so urgent, sea shipment
is the most economic way for you.
We have cooperative shipping company which provide discounts for us, please contact us for more details.
Q1: Are you a factory or trading company?
A1: We are professional manufacturer,have more than 14 years experience in this industry. Welcome to visit us!
Q2: Do you produce special cutting tools?
A2: Yes, we provide OEM/ODM service for customers, just send us your design drawings if you have any customized items need
to be made.
Q3: Do you accept low volume for sample order? And what's your MOQ for special tools?
A3: Yes, our MOQ is 1 piece, and the sample lead time is 3 days. It can be negotiated for special requirement.
Q4: If we want to work with you, is it possible to get confidentiality?
A4: Sure, all your information including company info, drawings, PO details will be kept confidential, we can signed non-disclosure agreement.
Q5: How long of the lead time?
A5: for standrad items we have in stock, the lead time is within 3 days.
for non-standrad items need to be customized made, the lead time is within 7-15 days.
Q6: Is free shipping possible?
A6: We don't offer free shipping service,but we will give you some discount if you buy large quantity products.
We have discount on shipping cost from our courier companies,can offer you the cheapst shipping cost.
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