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| Customization: | Available |
|---|---|
| Customized: | Non-Customized |
| Type: | Twist Drill Bit |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
Payment Guarantee
Platform-protected payments with refund support for eligible order issues.
Platform Logistics
Inspection Service
After-Sales & Dispute Handling
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
|
Material
|
tungsten carbide / HSS / HSS Co / steel
|
|
Coating
|
No / TiAlN / AlTiN / DLC / blue Nano or as you request
|
|
Chemical Composition
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WC≥ 85.0% or as you request
|
|
Hardness (HV)
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1475~1675
|
|
Hardness (HRC)
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45/50/55/58/60/65
|
|
Compressive Strength (N/mm2)
|
5600
|
|
Transverse-rupture strength (N/mm2)
|
3600
|
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Frature Toughness
|
10
|
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Cutting Diameter
|
Reach Length
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Shank Diameter
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Overall Length
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|
(mm)
|
(mm)
|
(mm)
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(mm)
|
|
0.5-1.0
|
4
|
3
|
50
|
|
1.01-1.5
|
6
|
3
|
50
|
|
1.51-1.99
|
10
|
3
|
50
|
|
2.0-2.99
|
14
|
4
|
50
|
|
3.0-4.0
|
17
|
4
|
50
|
|
4.01-4.04
|
17
|
6
|
65
|
|
4.05-5.04
|
23
|
6
|
65
|
|
5.05-6.0
|
27
|
6
|
65
|
|
6.01-6.04
|
27
|
8
|
75
|
|
6.05-7.04
|
32
|
8
|
75
|
|
7.05-8.0
|
36
|
8
|
75
|
|
8.01-8.04
|
36
|
10
|
85
|
|
8.05-9.04
|
41
|
10
|
85
|
|
9.05-10.0
|
45
|
10
|
85
|
|
10.01-10.04
|
45
|
12
|
95
|
|
10.05-11.04
|
50
|
12
|
95
|
|
11.05-12.0
|
54
|
12
|
95
|
|
12.01-12.04
|
54
|
14
|
100
|
|
12.05-12.5
|
57
|
14
|
100
|
|
12.6-13.0
|
59
|
14
|
100
|
|
13.1-13.5
|
61
|
14
|
105
|
|
13.6-14.0
|
63
|
14
|
105
|
|
14.5
|
65
|
16
|
110
|
|
15
|
68
|
16
|
110
|
|
15.5
|
70
|
16
|
120
|
|
16
|
72
|
16
|
120
|
|
16.5
|
75
|
18
|
125
|
|
17
|
77
|
18
|
125
|
|
17.5
|
79
|
18
|
130
|
|
18
|
81
|
18
|
130
|
|
18.5
|
84
|
20
|
135
|
|
19
|
86
|
20
|
135
|
|
19.5
|
88
|
20
|
145
|
|
20
|
90
|
20
|
145
|
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