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Carbide Drill Bits For Stainless Steel


Specifications Of Carbide Drill Bits For Stainless Steel


1、Carbide Drill Bits For Stainless Steel Standard type


Model No.

Flute Diameter (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)


Model No.

Flute Diameter (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)

D3.1*20*D6*62

3.1

20

6

62


D9.4*47*D10*89

9.4

47

10

89

D3.2*20*D6*62

3.2

20

6

62


D9.5*47*D10*89

9.5

47

10

89

D3.3*20*D6*62

3.3

20

6

62


D9.6*47*D10*89

9.6

47

10

89

D3.4*20*D6*62

3.4

20

6

62


D9.7*47*D10*89

9.7

47

10

89

D3.5*20*D6*62

3.5

20

6

62


D9.8*47*D10*89

9.8

47

10

89

D3.6*20*D6*62

3.6

20

6

62


D9.9*47*D10*89

9.9

47

10

89

D3.7*20*D6*62

3.7

20

6

62


D10*47*D10*89

10

47

10

89

D3.8*24*D6*66

3.8

24

6

66


D10.1*55*D12*102

10.1

55

12

102

D3.9*24*D6*66

3.9

24

6

66


D10.2*55*D12*102

10.2

55

12

102

D4*24*D6*66

4

24

6

66


D10.3*55*D12*102

10.3

55

12

102

D4.1*24*D6*66

4.1

24

6

66


D10.4*55*D12*102

10.4

55

12

102

D4.2*24*D6*66

4.2

24

6

66


D10.5*55*D12*102

10.5

55

12

102

D4.3*24*D6*66

4.3

24

6

66


D10.6*55*D12*102

10.6

55

12

102

D4.4*24*D6*66

4.4

24

6

66


D10.7*55*D12*102

10.7

55

12

102

D4.5*24*D6*66

4.5

24

6

66


D10.8*55*D12*102

10.8

55

12

102

D4.6*24*D6*66

4.6

24

6

66


D10.9*55*D12*102

10.9

55

12

102

D4.7*24*D6*66

4.7

24

6

66


D11*55*D12*102

11

55

12

102

D4.8*28*D6*66

4.8

28

6

66


D11.1*55*D12*102

11.1

55

12

102

D4.9*28*D6*66

4.9

28

6

66


D11.2*55*D12*102

11.2

55

12

102

D5*28*D6*66

5

28

6

66


D11.3*55*D12*102

11.3

55

12

102

D5.1*28*D6*66

5.1

28

6

66


D11.4*55*D12*102

11.4

55

12

102

D5.2*28*D6*66

5.2

28

6

66


D11.5*55*D12*102

11.5

55

12

102

D5.3*28*D6*66

5.3

28

6

66


D11.6*55*D12*102

11.6

55

12

102

D5.4*28*D6*66

5.4

28

6

66


D11.7*55*D12*102

11.7

55

12

102

D5.5*28*D6*66

5.5

28

6

66


D11.8*55*D12*102

11.8

55

12

102

D5.6*28*D6*66

5.6

28

6

66


D11.9*55*D12*102

11.9

55

12

102

D5.7*28*D6*66

5.7

28

6

66


D12*55*D12*102

12

55

12

102

D5.8*28*D6*66

5.8

28

6

66


D12.1*60*D14*107

12.1

60

14

107

D5.9*28*D6*66

5.9

28

6

66


D12.2*60*D14*107

12.2

60

14

107

D6*28*D6*66

6

28

6

66


D12.3*60*D14*107

12.3

60

14

107

D6.1*34*D8*79

6.1

34

8

79


D12.4*60*D14*107

12.4

60

14

107

D6.2*34*D8*79

6.2

34

8

79


D12.5*60*D14*107

12.5

60

14

107

D6.3*34*D8*79

6.3

34

8

79


D12.6*60*D14*107

12.6

60

14

107

D6.4*34*D8*79

6.4

34

8

79


D12.7*60*D14*107

12.7

60

14

107

D6.5*34*D8*79

6.5

34

8

79


D12.8*60*D14*107

12.8

60

14

107

D6.6*34*D8*79

6.6

34

8

79


D12.9*60*D14*107

12.9

60

14

107

D6.7*34*D8*79

6.7

34

8

79


D13*60*D14*107

13

60

14

107

D6.8*34*D8*79

6.8

34

8

79


D13.2*60*D14*107

13.2

60

14

107

D6.9*34*D8*79

6.9

34

8

79


D13.3*60*D14*107

13.3

60

14

107

D7*34*D8*79

7

34

8

79


D13.5*60*D14*107

13.5

60

14

107

D7.1*41*D8*79

7.1

41

8

79


D13.7*60*D14*107

13.7

60

14

107

D7.2*41*D8*79

7.2

41

8

79


D13.8*60*D14*107

13.8

60

14

107

D7.3*41*D8*79

7.3

41

8

79


D14*60*D14*107

14

60

14

107

D7.4*41*D8*79

7.4

41

8

79


D14.2*65*D16*115

14.2

65

16

115

D7.5*41*D8*79

7.5

41

8

79


D14.3*65*D16*115

14.3

65

16

115

D7.6*41*D8*79

7.6

41

8

79


D14.4*65*D16*115

14.4

65

16

115

D7.7*41*D8*79

7.7

41

8

79


D14.5*65*D16*115

14.5

65

16

115

D7.8*41*D8*79

7.8

41

8

79


D14.7*65*D16*115

14.7

65

16

115

D7.9*41*D8*79

7.9

41

8

79


D15*65*D16*115

15

65

16

115

D8*41*D8*79

8

41

8

79


D15.2*65*D16*115

15.2

65

16

115

D8.1*47*D10*89

8.1

47

10

89


D15.5*65*D16*115

15.5

65

16

115

D8.2*47*D10*89

8.2

47

10

89


D15.6*65*D16*115

15.6

65

16

115

D8.3*47*D10*89

8.3

47

10

89


D15.7*65*D16*115

15.7

65

16

115

D8.4*47*D10*89

8.4

47

10

89


D15.8*65*D16*115

15.8

65

16

115

D8.5*47*D10*89

8.5

47

10

89


D16*65*D16*115

16

65

16

115

D8.6*47*D10*89

8.6

47

10

89


D16.5*73*D18*123

16.5

73

18

123

D8.7*47*D10*89

8.7

47

10

89


D17*73*D18*123

17

73

18

123

D8.8*47*D10*89

8.8

47

10

89


D17.5*73*D18*123

17.5

73

18

123

D8.9*47*D10*89

8.9

47

10

89


D18*73*D18*123

18

73

18

123

D9*47*D10*89

9

47

10

89


D18.5*79*D20*131

18.5

79

20

131

D9.1*47*D10*89

9.1

47

10

89


D19*79*D20*131

19

79

20

131

D9.2*47*D10*89

9.2

47

10

89


D19.5*79*D20*131

19.5

79

20

131

D9.3*47*D10*89

9.3

47

10

89


D20*79*D20*131

20

79

20

131


2、Carbide Drill Bits For Stainless Steel Standard type


Model No.

Flute Diameter (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)


Model No.

Flute Diameter (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)

D3.1*28*D6*66

3.1

28

6

66


D9.4*61*D10*103

9.4

61

10

103

D3.2*28*D6*66

3.2

28

6

66


D9.5*61*D10*103

9.5

61

10

103

D3.3*28*D6*66

3.3

28

6

66


D9.6*61*D10*103

9.6

61

10

103

D3.4*28*D6*66

3.4

28

6

66


D9.7*61*D10*103

9.7

61

10

103

D3.5*28*D6*66

3.5

28

6

66


D9.8*61*D10*103

9.8

61

10

103

D3.6*28*D6*66

3.6

28

6

66


D9.9*61*D10*103

9.9

61

10

103

D3.7*28*D6*66

3.7

28

6

66


D10*61*D10*103

10

61

10

103

D3.8*36*D6*74

3.8

36

6

74


D10.1*71*D12*118

10.1

71

12

118

D3.9*36*D6*74

3.9

36

6

74


D10.2*71*D12*118

10.2

71

12

118

D4*36*D6*74

4

36

6

74


D10.3*71*D12*118

10.3

71

12

118

D4.1*36*D6*74

4.1

36

6

74


D10.4*71*D12*118

10.4

71

12

118

D4.2*36*D6*74

4.2

36

6

74


D10.5*71*D12*118

10.5

71

12

118

D4.3*36*D6*74

4.3

36

6

74


D10.6*71*D12*118

10.6

71

12

118

D4.4*36*D6*74

4.4

36

6

74


D10.7*71*D12*118

10.7

71

12

118

D4.5*36*D6*74

4.5

36

6

74


D10.8*71*D12*118

10.8

71

12

118

D4.6*36*D6*74

4.6

36

6

74


D10.9*71*D12*118

10.9

71

12

118

D4.7*36*D6*82

4.7

36

6

82


D11*71*D12*118

11

71

12

118

D4.8*44*D6*82

4.8

44

6

82


D11.1*71*D12*118

11.1

71

12

118

D4.9*44*D6*82

4.9

44

6

82


D11.2*71*D12*118

11.2

71

12

118

D5*44*D6*82

5

44

6

82


D11.3*71*D12*118

11.3

71

12

118

D5.1*44*D6*82

5.1

44

6

82


D11.4*71*D12*118

11.4

71

12

118

D5.2*44*D6*82

5.2

44

6

82


D11.5*71*D12*118

11.5

71

12

118

D5.3*44*D6*82

5.3

44

6

82


D11.6*71*D12*118

11.6

71

12

118

D5.4*44*D6*82

5.4

44

6

82


D11.7*71*D12*118

11.7

71

12

118

D5.5*44*D6*82

5.5

44

6

82


D11.8*71*D12*118

11.8

71

12

118

D5.6*44*D6*82

5.6

44

6

82


D11.9*71*D12*118

11.9

71

12

118

D5.7*44*D6*82

5.7

44

6

82


D12*71*D12*118

12

71

12

118

D5.8*44*D6*82

5.8

44

6

82


D12.1*77*D14*124

12.1

77

14

124

D5.9*44*D6*82

5.9

44

6

82


D12.2*77*D14*124

12.2

77

14

124

D6*44*D6*82

6

44

6

82


D12.3*77*D14*124

12.3

77

14

124

D6.1*53*D8*91

6.1

53

8

91


D12.4*77*D14*124

12.4

77

14

124

D6.2*53*D8*91

6.2

53

8

91


D12.5*77*D14*124

12.5

77

14

124

D6.3*53*D8*91

6.3

53

8

91


D12.6*77*D14*124

12.6

77

14

124

D6.4*53*D8*91

6.4

53

8

91


D12.7*77*D14*124

12.7

77

14

124

D6.5*53*D8*91

6.5

53

8

91


D12.8*77*D14*124

12.8

77

14

124

D6.6*53*D8*91

6.6

53

8

91


D12.9*77*D14*124

12.9

77

14

124

D6.7*53*D8*91

6.7

53

8

91


D13*77*D14*124

13

77

14

124

D6.8*53*D8*91

6.8

53

8

91


D13.2*77*D14*124

13.2

77

14

124

D6.9*53*D8*91

6.9

53

8

91


D13.3*77*D14*124

13.3

77

14

124

D7*53*D8*91

7

53

8

91


D13.5*77*D14*124

13.5

77

14

124

D7.1*53*D8*91

7.1

53

8

91


D13.7*77*D14*124

13.7

77

14

124

D7.2*53*D8*91

7.2

53

8

91


D13.8*77*D14*124

13.8

77

14

124

D7.3*53*D8*91

7.3

53

8

91


D14*77*D14*124

14

77

14

124

D7.4*53*D8*91

7.4

53

8

91


D14.2*83*D16*133

14.2

83

16

133

D7.5*53*D8*91

7.5

53

8

91


D14.3*83*D16*133

14.3

83

16

133

D7.6*53*D8*91

7.6

53

8

91


D14.4*83*D16*133

14.4

83

16

133

D7.7*53*D8*91

7.7

53

8

91


D14.5*83*D16*133

14.5

83

16

133

D7.8*53*D8*91

7.8

53

8

91


D14.7*83*D16*133

14.7

83

16

133

D7.9*53*D8*91

7.9

53

8

91


D15*83*D16*133

15

83

16

133

D8*53*D8*91

8

53

8

91


D15.2*83*D16*133

15.2

83

16

133

D8.1*61*D10*103

8.1

61

10

103


D15.5*83*D16*133

15.5

83

16

133

D8.2*61*D10*103

8.2

61

10

103


D15.6*83*D16*133

15.6

83

16

133

D8.3*61*D10*103

8.3

61

10

103


D15.7*83*D16*133

15.7

83

16

133

D8.4*61*D10*103

8.4

61

10

103


D15.8*83*D16*133

15.8

83

16

133

D8.5*61*D10*103

8.5

61

10

103


D16*83*D16*133

16

83

16

133

D8.6*61*D10*103

8.6

61

10

103


D16.5*93*D18*143

16.5

93

18

143

D8.7*61*D10*103

8.7

61

10

103


D17*93*D18*143

17

93

18

143

D8.8*61*D10*103

8.8

61

10

103


D17.5*93*D18*143

17.5

93

18

143

D8.9*61*D10*103

8.9

61

10

103


D18*93*D18*143

18

93

18

143

D9*61*D10*103

9

61

10

103


D18.5*101*D20*153

18.5

101

20

153

D9.1*61*D10*103

9.1

61

10

103


D19*101*D20*153

19

101

20

153

D9.2*61*D10*103

9.2

61

10

103


D19.5*101*D20*153

19.5

101

20

153

D9.3*61*D10*103

9.3

61

10

103


D20*101*D20*153

20

101

20

153


Features Of Carbide Drill Bits For Stainless Steel


1、Hardness:

Carbide drill bits are extremely hard, making them suitable for drilling into hard materials like stainless steel. Their hardness allows them to maintain sharp cutting edges for longer periods.


2、Heat Resistance:

Carbide is highly heat-resistant, which is essential when drilling stainless steel, as the material can generate a lot of heat during the drilling process. The heat resistance prevents the drill bit from losing its hardness and sharpness due to high temperatures.


3、Wear Resistance:

Carbide drill bits have excellent wear resistance, ensuring a longer lifespan compared to other types of drill bits. This means they can withstand the abrasive nature of stainless steel without getting dull quickly.


4、Precision and Accuracy:

Carbide drill bits are precision tools, providing accurate and clean holes in stainless steel. Their sharp edges and high hardness allow for precise drilling without causing damage to the surrounding material.


5、Chip Evacuation:

Carbide drill bits are designed with special flute geometries that help in efficient chip evacuation. Proper chip removal is crucial when drilling stainless steel to prevent clogging and maintain drilling speed and accuracy.


6、Reduced Friction:

Carbide drill bits often have coatings or surface treatments that reduce friction. These coatings decrease the heat generated during drilling and enhance the overall performance and lifespan of the drill bit.


7、Versatility:

Carbide drill bits can be used for various drilling applications in addition to stainless steel, including other hard materials like cast iron, titanium, and high-temperature alloys.


8、Available in Various Types:

Carbide drill bits for stainless steel are available in different types, such as solid carbide drills, carbide-tipped drills, and indexable carbide inserts. Each type has specific advantages, allowing users to choose the most suitable option for their specific drilling needs.


9、Compatibility:

Carbide drill bits are compatible with various drilling machines, including hand drills, drill presses, and CNC machines, making them versatile tools for different industrial applications.


Advantages Of Carbide Drill Bits For Stainless Steel:


1、Durability:

Carbide drill bits are incredibly durable and can withstand the abrasive nature of stainless steel. They maintain their sharpness and cutting edge for a much longer time compared to other drill bit materials.


2、High Hardness:

Carbide is a very hard material, making it ideal for drilling through tough stainless steel surfaces without becoming blunt quickly. This hardness ensures efficient drilling and precise hole formation.


3、Heat Resistance:

Stainless steel can generate a significant amount of heat during drilling. Carbide drill bits are highly resistant to heat, preventing them from losing their hardness and sharpness even under high-temperature conditions.


4、Excellent Wear Resistance:

Carbide drill bits have outstanding wear resistance, allowing them to endure the abrasive action of stainless steel. They maintain their effectiveness and longevity even with prolonged use.


5、Precision Drilling:

Carbide drill bits offer precise and accurate drilling, resulting in clean and well-defined holes in stainless steel. This precision is crucial, especially in industries where accuracy is paramount.


6、Faster Drilling Speed:

Due to their hardness and sharpness, carbide drill bits can drill through stainless steel at a faster rate than other materials. This increased drilling speed improves efficiency and productivity.


7、Reduced Friction:

Carbide drill bits are often coated with materials like titanium nitride (TiN) or other advanced coatings. These coatings reduce friction between the drill bit and the stainless steel, minimizing heat buildup and extending the drill bit's lifespan.


8、Versatility:

Carbide drill bits can be used for a wide range of applications, not limited to stainless steel. They are suitable for drilling various materials, making them versatile tools in workshops and industrial settings.


9、Minimal Chipping:

Carbide drill bits produce clean holes with minimal chipping or burring on the edges. This is essential for applications where a smooth finish is required.


10、Compatibility with Different Machines:

Carbide drill bits are compatible with various drilling machines, including handheld drills, drill presses, and CNC machines. This compatibility enhances their usability across different industries and applications.


11、Cost-Effectiveness:

While carbide drill bits may have a higher initial cost, their long lifespan and efficiency make them cost-effective in the long run. Users can achieve more drilling operations before needing to replace the bits, reducing overall expenses.


Coatings Of Carbide Drill Bits For Stainless Steel:


The purpose of applying a coating to a Carbide Drill Bits For Stainless Steel is to enhance its performance, durability, and overall effectiveness in various machining operations.


Titanium Nitride (TiN):

TiN is a popular coating choice for Carbide Drill Bits For Stainless Steel. It offers excellent wear resistance and provides a protective layer on the tool's surface, reducing friction and extending tool life. TiN coatings are effective when machining non-ferrous materials and can enhance performance in general-purpose milling applications.


Titanium Carbonitride (TiCN):

TiCN coatings offer improved hardness and heat resistance compared to TiN. They are suitable for machining ferrous materials, including steel and cast iron. TiCN coatings provide excellent wear resistance, reduced friction, and increased tool life.


Aluminum Titanium Nitride (AlTiN):

AlTiN coatings are known for their exceptional hardness, high-temperature resistance, and excellent wear resistance. They are suitable for machining abrasive materials, such as hardened steels and stainless steels. AlTiN coatings provide extended tool life and enhanced performance in high-speed machining applications.


Diamond-Like Carbon (DLC):

DLC coatings offer excellent hardness, low friction, and high lubricity. They are effective when machining aluminum, copper, and non-ferrous materials. DLC coatings can reduce built-up edge and enhance the chip flow, resulting in improved surface finish and reduced cutting forces.


Applications Of Carbide Drill Bits For Stainless Steel


1、Automotive Industry:

Carbide drill bits are used for drilling holes in stainless steel components of vehicles, such as exhaust systems, engine parts, and chassis components.


2、Aerospace Industry:

Stainless steel is commonly used in aircraft components. Carbide drill bits are vital for drilling precision holes in stainless steel parts like landing gear, engine components, and structural elements.


3、Construction Industry:

Stainless steel is used in construction for various purposes, including fasteners, support beams, and decorative elements. Carbide drill bits are employed to create holes for screws, bolts, and anchors in stainless steel structures.


4、Oil and Gas Industry:

Stainless steel pipes, valves, and fittings are prevalent in the oil and gas sector. Carbide drill bits are used for drilling holes in these stainless steel components for assembly and maintenance purposes.


5、Medical Equipment Manufacturing:

Stainless steel is a common material in medical devices and equipment due to its corrosion resistance. Carbide drill bits are utilized to create precise holes in stainless steel parts used in medical instruments and implants.


6、Food Processing Industry:

Stainless steel equipment is crucial in the food processing industry due to its hygienic properties. Carbide drill bits are employed for drilling stainless steel parts of machinery used in food processing plants.


7、Metal Fabrication:

Carbide drill bits are essential tools in metal fabrication shops where stainless steel is cut, shaped, and assembled to create various products such as kitchen appliances, furniture, and decorative items.


8、Marine Industry:

Stainless steel is used extensively in marine applications due to its resistance to corrosion in saltwater environments. Carbide drill bits are used to create holes in stainless steel components of boats, ships, and marine equipment.


9、Electronics Manufacturing:

Stainless steel enclosures and brackets are common in electronics manufacturing. Carbide drill bits are used to drill precise holes for mounting components and assembling electronic devices.


10、Jewelry Making:

Stainless steel is sometimes used in jewelry making due to its durability and resistance to tarnishing. Carbide drill bits are utilized by jewelry craftsmen to create holes for beads, gems, and other decorative elements.


11、DIY and Home Improvement:

Carbide drill bits are popular among DIY enthusiasts and professionals for drilling holes in stainless steel appliances, fixtures, and hardware during home improvement projects.


Video Of Carbide Drill Bits For Stainless Steel


FAQs Of Carbide Drill Bits For Stainless Steel


1、What makes carbide drill bits suitable for drilling stainless steel?

Carbide drill bits are made from a durable and hard material called carbide, which provides excellent resistance to wear and maintains sharp cutting edges. This hardness allows them to effectively drill through tough stainless steel surfaces without getting blunt quickly.


2、Can carbide drill bits be used for other materials besides stainless steel?

Yes, carbide drill bits are versatile and can be used for drilling a variety of materials including cast iron, titanium, high-temperature alloys, and other hard metals. They are not limited to stainless steel applications.


3、How long do carbide drill bits last when drilling stainless steel?

The lifespan of carbide drill bits depends on factors such as the specific carbide grade, the coating (if any), drilling conditions, and the frequency of use. Generally, carbide drill bits have a longer lifespan compared to other materials when drilling stainless steel due to their excellent wear resistance.


4、Are carbide drill bits suitable for drilling thin sheets of stainless steel?

Yes, carbide drill bits are suitable for drilling thin sheets of stainless steel. Their sharp edges and precision allow for clean and accurate drilling without damaging the material. However, it's important to use the correct drill bit size and appropriate drilling speed to prevent overheating and warping of the thin sheets.


5、Do carbide drill bits require special maintenance?

Carbide drill bits do not require extensive maintenance. However, it's important to follow recommended drilling speeds and use cutting lubricants or coolant to dissipate heat and prolong the life of the drill bit. Additionally, proper storage in a dry and cool place helps maintain their sharpness.


6、Can carbide drill bits be re-sharpened if they become dull?

Carbide drill bits are difficult to sharpen manually due to their hardness. While specialized equipment can be used to re-sharpen them, it's often more practical and cost-effective to replace dull carbide drill bits, especially in professional settings where precision is crucial.


7、Are there different types of carbide drill bits for specific stainless steel applications?

Yes, there are different types of carbide drill bits designed for specific applications. For instance, there are carbide center drills for creating starter holes, carbide twist drills for general drilling tasks, and carbide spot drills for creating shallow holes for countersinking. Choosing the right type depends on the specific drilling requirements.


8、Can carbide drill bits be used with handheld drills, or are they only for industrial machines?

Carbide drill bits are versatile and can be used with both handheld drills and industrial machines such as drill presses and CNC machines. They come in various sizes and styles to fit different drilling equipment, making them suitable for a wide range of applications, from DIY projects to industrial manufacturing.


FAQs for the factory :


1、Are you a factory?

Yes, we are facotry. Founded in 2004,Ruiyu Tools has established itself as a trusted provider of high-quality drill bits, end mills, and other non-standard tools.


2、How to select models?

Before purchasing, please contact us to confirm model No. and drawings to avoid any misunderstanding.


3、Do you offer OEM & ODM service?

Yes.We can supply OEM&ODM and make customized design for any specific application.


4、How can we know the product quality?

We suggest you ording a sample. And you can also send us email with detailed photos and specifications for checking if you cannot get enough information in the product page.


5、What's the delivery time?

Non-standard tools 5-10 Working days,Standard tools usually 1-2 days.


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