- Product Details
- {{item.text}}
Quick Details
-
Warranty:
-
3 months
-
Place of Origin:
-
Zhejiang, China
-
Brand Name:
-
RINGBO
-
Material:
-
HIGH SPEED STEEL
-
Application:
-
metal drilling
-
Techinal:
-
roll forged /fully ground
-
Surface finish:
-
black oxide /tin-coated /polished bright /golden /amber color
-
Product name:
-
twist drill bit
-
Color:
-
customer's demand
Quick Details
-
Type:
-
Twist Drill Bit
-
Use:
-
Metal Drilling
-
Finish:
-
Plain
-
Warranty:
-
3 months
-
Place of Origin:
-
Zhejiang, China
-
Brand Name:
-
RINGBO
-
Material:
-
HIGH SPEED STEEL
-
Application:
-
metal drilling
-
Techinal:
-
roll forged /fully ground
-
Surface finish:
-
black oxide /tin-coated /polished bright /golden /amber color
-
Product name:
-
twist drill bit
-
Color:
-
customer's demand
Product Description
Product Parameter
| Blade Diameter | Blade Length | Total Length | Shank Diameter | Bit Angle |
| 4.0-4.5 | 24 | 66 | 6 | 118° |
| 4.6-5.0 | 26 | 66 | 6 | 118° |
| 5.1-5.4 | 28 | 66 | 6 | 118° |
| 5.5-6.0 | 28 | 66 | 6 | 118° |
| 6.1-6.4 | 28 | 66 | 8 | 118° |
| 6.5-7.0 | 34 | 79 | 8 | 118° |
| 7.1-7.4 | 34 | 79 | 8 | 118° |
| 7.5-8.0 | 41 | 79 | 8 | 118° |
| 8.1-8.4 | 47 | 89 | 10 | 118° |
| 8.5-9.0 | 47 | 89 | 10 | 118° |
| 9.1-9.4 | 47 | 89 | 10 | 118° |
| 9.6-10 | 47 | 89 | 10 | 118° |
| 10.1-10.4 | 55 | 102 | 12 | 118° |
| 10.5-11 | 55 | 102 | 12 | 118° |
| 11.1-11.4 | 55 | 102 | 12 | 118° |
| 11.5-12 | 55 | 102 | 12 | 118° |
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