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170pcs TIn Coated Drill Bit Set

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US$ 6.5 - 20 MOQ: 500 Pieces
Key Specifications
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Place of Origin:
Jiangsu, China
Brand Name:
TONGYU
Model Number:
TY11-1.1.8.7
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Danyang Tongyu Tools Co., Ltd.
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Payment Methods:
Port of Shipment:
Shanghai Ningbo Guangzhou Shenzhen
Delivery Detail:
Delivery time depends on order quantity.

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Place of Origin Jiangsu, China
Brand Name TONGYU
Model Number TY11-1.1.8.7
Type Twist Drill Bit
Material Other, High Speed Steel, HSS Cobalt, HSS, HSS-R
Use Metal Drilling

Specifications

1.170pcs Tin-coated drill bit set
2.Available in HSS Cobalt, HSS
3 Tin-coated surface treatment
4.DIN338 standard.

170pcs TIn coated drill bit set

 

1.170pcs Tin-coated drill bit set
2.Available in HSS Cobalt, HSS
3 Tin-coated surface treatment
4.DIN338 standard.

  

170pcs TIn coated drill bit set

 

Believe it or not, there’s a drill bit make for almost every application. Using the right drill bits can make almost every any home improvement project easier.

Tongyu Tools help to determine which drill bit is the best fit for your drill and your project. 

 

170pcs TIn coated drill bit set

 

 

The material from which bits are manufactured play a big role in the life and performance of the bit. Drill bits are available in : 

 

High speed steel (HSS): harder than steel blades; stay sharper longer. 

HSS Cobalt: Extremely hard and dissipate heat quickly. They are most commonly used for boring in stainless steel and other metals. 

 

We can supply the following HSS grade: 

HSS  GRADE HRC CHEMICAL COMPOSITION (%) International  DIN ASTM JIS
    C W Mo Cr V        
W4Mo2Cr4VSi(4241) 60-62 0.9-1.0 1.5-2.5 0.5-1.2 3.8-6.0 0.5-1.0 T-4241 / / /
W4Mo3Cr4V(W4341) 62-65 0.88-0.98 3.5-4.5 2.5-3.5 3.8-4.4 1.3-1.7 4341 W4 / /
W9Mo3Cr4V(W9341) 63-66 0.77-0.87 8.5-9.5 2.7-3.3 3.8-4.4 1.3-1.7 9341 W9 / /
W6Mo5Cr4V2(M2) 63-66 0.8-0.9 5.5-6.75 4.5-5.5 3.8-4.4 1.75-2.2 6542 M2 M2 SKH51
W6Mo5Cr4V2Co5(M35) 64-67 0.9-0.95 5.5-6.5 4.5-5.5 3.8-4.4 1.75-2.2 Co5% M35 M35 SKH55
W2Mo9Cr4V Co8 (M42) 66-68 1.05-1.15 1.15-1.85 9.0-10.0 3.5-4.25 0.95-1.35 Co8% M42 M42 SKH59

 

 We can supply the following different workmanship 

Roll Forged 170pcs TIn coated drill bit set
Harf Ground 170pcs TIn coated drill bit set
Fully Ground 170pcs TIn coated drill bit set
Milled  170pcs TIn coated drill bit set

 

Suitable Standard

Roll Forged a.DIN338  b,DIN340  c, Jobber Length
Harf Ground a.DIN338 b.DIN340 c.DIN1897 d.Jobber Length
Fully Ground a.DIN338 b,DIN340 c,DIN1897 d,Aircraft Extension e, Jobber Length
  f,Taper Length g,Screw Machine Length
Milled a.DIN340 b,DIN1869 c,Aircraft Extension d,Extra Length

 

We can supply the following standard. 

Straight Shank Series 1. DIN338    2. DIN340
  3. DIN1897  4. DIN1869
170pcs TIn coated drill bit set 5. Jobber Length    6. Aircraft Extension
  7. Taper Length     8. Screw Machine Length
  9. Extra Length
Taper Shank Series 5. DIN341
170pcs TIn coated drill bit set 6. DIN345

 

170pcs TIn coated drill bit set

 

1.170pcs Tin-coated drill bit set
2.Available in HSS Cobalt, HSS
3 Tin-coated surface treatment
4.DIN338 standard.

 

Material  HSS4341, HSS4241
Workmanship Rolled 
Surface coating 1. Black finished
  2. Edge ground
  3. Edge ground Tin-coated
  4. Fully ground bright 
  5. Fully ground black finished
  6. Fully ground Tin-coated. 
   
Angle point 118 degree angle point
Size 10pcs(1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0,7.5,8.0)
  5pcs(8.5,9.0,9.5,10.0mm)
Item NO. TY11-1.1.8.7

 

 

 

170pcs TIn coated drill bit set

 

Size:  10pcs(1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0,7.5,8.0)
  5pcs(8.5,9.0,9.5,10.0mm)
Packing:  Box Material: Iron 
  outer: Caton. 
N.W./G.W. 18/19KGS
Meast:  37*23*28cm

 

170pcs TIn coated drill bit set
  

 170pcs TIn coated drill bit set

 

TONGYU's philosophy is based on three principles: safety, efficiency and precision.

 

Pls. contact us freely for more information, I will reply you ASAP!

 

Hope you will enjoy a comfortable cooperation with us!

 

 

 

 

 

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Danyang Tongyu Tools Co., Ltd.
Business Type
Trading Company
Year Established
2006
Factory Size
Below 1,000 square meters
Total Employees
301 - 500 People
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