Ningbo Lianchuang Hewo Precision Tools Co., Ltd
| Packaging Details | standard packaging |
| Delivery Time | 7-10day |
| Supply Ability | 1000000 Piece/Pieces per Month |
| Accuracy | ±0.001 Inch |
| Shank Type | Straight Shank |
| Coating | TiN, TiCN, TiAlN, Or TiAlCrN |
| Cutting Direction | Right Hand |
| Application | Deep Hole Drilling |
| Coolant Hole | Available |
| Brand Name | ARNOLD |
| Place of Origin | China |
| Certification | ISO9001:2000 |
| Model Number | GD-DH (21-32) |
View Detail Information
Explore similar products
High Efficiency Deep Hole Gun Drill 10-13.5mm Length Accurate Cutting Tools
10-13.5mm Length Precision Gun Drill Automotive Gun Drill Single Flute
30 Degrees Helix Angle Deep Hold Drilling Long Lifespan for Heavy Duty
Single Flute High Accuracy Gun Drills Straight Shank For Automotive
Product Specification
| Packaging Details | standard packaging | Delivery Time | 7-10day |
| Supply Ability | 1000000 Piece/Pieces per Month | Accuracy | ±0.001 Inch |
| Shank Type | Straight Shank | Coating | TiN, TiCN, TiAlN, Or TiAlCrN |
| Cutting Direction | Right Hand | Application | Deep Hole Drilling |
| Coolant Hole | Available | Brand Name | ARNOLD |
| Place of Origin | China | Certification | ISO9001:2000 |
| Model Number | GD-DH (21-32) | ||
| High Light | Smooth Surface Steel Gun Drill ，Smooth Surface deep hole gun drill ，Versatile Steel Gun Drill | ||
Gun drills are a specific type of deep hole drilling tool that was initially created for the production of gun barrels, hence the name. These tools are engineered to bore extremely deep and accurate holes while maintaining exceptional straightness, roundness, and surface finish quality. The applications of gun drills are extensive, spanning across industries such as aerospace, automotive, mold making, medical devices, and hydraulics.
``` ```htmlIn the industry, gun drills have become a staple for drilling operations that require precision and efficiency. The specialized design of these tools enables them to perform intricate drilling tasks with unparalleled accuracy and consistency. Their use is particularly prominent in advanced manufacturing sectors where the demand for high-quality holes is critical to the overall performance and functionality of the end product.
Key Features
Deep Hole Capability:
Capable of drilling depths exceeding 100 times the diameter (100×D) or more.
High Precision:
Excellent straightness, roundness, and surface finish.
Single-Flute Design:
Easier chip evacuation, though it requires slower feed rates.
Internal Coolant Flow:
Enables continuous cutting and efficient chip removal.
Comparison with Other Drilling Methods
| Feature | Gun Drill | Twist Drill | BTA Drill |
|---|---|---|---|
| Deep Hole Capability | Excellent (>100×D) | Limited (<5-10×D) | Superior (>150×D) |
| Hole Quality | High | Moderate | High |
| Chip Removal | Internal Coolant | External Coolant | Dual Flow (ID/OD) |
| Cost | Medium | Low | High |
Firearm Barrels:
The original application.
Automotive Industry:
Used for crankshafts, fuel injectors, valve bodies, etc.
Aerospace Components:
Fuel lines, hydraulic manifolds, and structural elements.
Mold Making:
Cooling channels in injection molds.
Medical Devices:
Such as surgical tools, bone drills, and cannulas.
Company Details
Business Type:
Manufacturer
Year Established:
2016
Total Annual:
6000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Ningbo Lianchuang Hewu Precision Tools Co., Ltd. specializes in providing comprehensive solutions for precision cutting technology. We offer customers high-quality metal cutting tools, including indexable inserts, carbide cutting tools, PCD cutting tools, as well as design development and technical ... Ningbo Lianchuang Hewu Precision Tools Co., Ltd. specializes in providing comprehensive solutions for precision cutting technology. We offer customers high-quality metal cutting tools, including indexable inserts, carbide cutting tools, PCD cutting tools, as well as design development and technical ...
Get in touch with us
Leave a Message, we will call you back quickly!