Carbide Coating External Cooling Step Drills Twist Drill Bits for Steel

• Customization: Available
• Customized: Non-Customized
• Standard: DIN, JIS, AISI
• Model NO.: FS-BG-360
• Type: Twist Drill Bit
• Material: Tungsten Carbide
• Usage: Metal Drilling
• Egde Diameter: 0.51mm-3.49mm
• Channel Length: 5mm-23mm
• Full Lenth: 50mm-55mm
• Shank Diameter: 4mm
• Transport Package: Plastic Tubes & Carton Box
• Specification: 3.6*20*62*4.0mm
• Trademark: Insight
• Origin: Guangdong, China
• Production Capacity: 100000PCS/Month
• Package Size: 20.00cm * 11.00cm * 14.00cm
• Package Gross Weight: 0.500kg

Product Description

Product Description

 

Product	Carbide drill bits / CNC machine drilling tools
Material	Tungsten Carbide/HSS
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.
Step	0.1mm/0.05mm
Sizes	from 0.2mm~25mm

 

Product Parameters

Recommend 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

 

Detailed Photos

 

 

Company Profile

 

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. 

 

Our Advantages

Products Advantages
1. Various types of products;
2. Different options of materials and coatings;
3. High quality, wear resistant material;
4. Small order quantity;
5. OEM/ODM 

 

Company Advantages
1. 13 years experience;
2. 100% quality inspection;
3. Source manufacturer, competitive price;
4.  High-skilled engineer team. 

 

Service Advantages
1. 24 hours reply;
2. In time shipment;
3. Fast delivery;
4. Good after-sales service, all our customer reviews are five stars. 

 

Packaging & Shipping

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. 

 

FAQ

  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.