1" Tungsten Carbide Drill Bits For Concrete Coated GU20UF TF200 Raw Material

Brand Name:KTC
Certification:CCC
Model Number:DB-3D/5D
Minimum Order Quantity:10 pcs
Delivery Time:1-35days
Payment Terms:T/T, L/C,Paypal...
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Location: Changzhou Jiangsu
Address: Xixiashu Industrial Zone,Xinbei District,Changzhou City,Jiangsu Province,China
Supplier`s last login times: within 1 hours
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Product Details

1" Tungsten Carbide Drill Bits For Concrete Coated GU20UF TF200 Raw Material


tungsten carbide drill bits


Specifications


DB-3D/5D Tungsten steel drill bit is made of imported fine particle tungsten steel material with bending strength of 4300mpa, grain size of 0.6 μm, and high-performance composite coating imported from Switzerland. The cutter adopts special angle design, strict quality control, self inspection rate of 100%, qualification rate of more than 98%, suitable for hole processing of various grades of steel, non-ferrous metals and other materials.


Raw MaterialGU20UF/TF200
WC89%
Co11%
TRS>4300N/mm2
Hardness>91.5HRA
A.O.L66mm-153mm
Grain size0.6 μm
UptoHRC55-60
CoatingBalzers/TiSiN
Suitable forvarious grades of steel, non-ferrous metals and other materials

Coating

ItemTiSiN
Hardness(HV)3600
Thickness(UM)3
Oxidation temp(°)1000
Friction coeffient0.45
ColorCopper

Standard Sizes

Flute Length=3*D
Cutting DiameterShank Diameter* Overall Length
D3-D6D6*66L
D6.1-D8D8*79L
D8.1-D10D10*89L
D10.1-D12D12*102L
D12.1-D14D14*107L
D14.1-D16D16*115L
D16.5-D18D18*123L
D18.5-D20D20*131L
Flute Length=5*D
Cutting DiameterShank Diameter* Overall Length
D3-D3.7D6*66L
D4-D4.65D6*74L
D4.8-D6D6*82L
D6.1-D8D8*91L
D8.1-D10D10*103L
D10.1-D12D12*118L
D12.1-D14D14*124L
D14.1-D16D16*133L
D16.5-D18D18*143L
D18.5-D20D20*153L

FAQ


1. Where are your factory located? If I visit your factory, how can I go there?

Our factory located in Changzhou city, Jiangsu province.

2. What are your main products?

Our main products are carbide cutting tools, including end mill, face mill, drill bits etc.

3. What raw material you use?

We have rods with 3-4 types hardness, hrc45, hrc55, hrc60,hrc65.. Your work piece hardness decides what rods are suitable for.

5. How to ensure the quality?

We have precision detection machine, quality inspectors check cutters one by one.

6. How to deal with the cutters under verified?

These under verified cutters are all scraped.

7. I only have the drawings of work pieces? can you design cutters for me?

Yes, of course, show me work piece drawing, I will show you cutters’ drawing.

9. How long can you deliver goods?

If we have stock, goods will be shipped by next day, if not in stock, 7-35 days.

10. Can I choose the color of plastic pipe?

Yes, we have such as black, blue, red, yellow etc. color.

11. Can you make stickers with our logo and laser on cutters’ shanks?

Yes. We can print stickers with your logo and laser on shanks.

China 1 Tungsten Carbide Drill Bits For Concrete Coated GU20UF TF200 Raw Material supplier

1" Tungsten Carbide Drill Bits For Concrete Coated GU20UF TF200 Raw Material

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