Changzhou AMG Precision Tool Manufacturing CO., LTD
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Customized Long Tungsten Carbide Drill Bits Deep Hole Drills Steel Processing
Introduction:
Specification:
| 15D Deep hole carbide drill | ||||
| Flute dia (D) | Shank dia (d) | OAL(L) | Groov length (L2) | Shank length(LS) |
| 3 | 6 | 95 | 55 | 36 |
| 3.17 | 6 | 106 | 67 | 36 |
| 3.5 | 6 | 116 | 76 | 36 |
| 3.57 | 6 | 116 | 76 | 36 |
| 3.97 | 6 | 116 | 76 | 36 |
| 4 | 6 | 116 | 76 | 36 |
| 4.37 | 6 | 133 | 93 | 36 |
| 4.5 | 6 | 133 | 93 | 36 |
| 4.76 | 6 | 133 | 93 | 36 |
| 5 | 6 | 133 | 93 | 36 |
| 5.1 | 6 | 150 | 110 | 36 |
| 5.16 | 6 | 150 | 110 | 36 |
| 5.41 | 6 | 150 | 110 | 36 |
| 5.5 | 6 | 150 | 110 | 36 |
| 5.56 | 6 | 150 | 110 | 36 |
| 5.95 | 6 | 150 | 110 | 36 |
| 6 | 6 | 150 | 110 | 36 |
| 6.35 | 8 | 167 | 127 | 36 |
| 6.5 | 8 | 167 | 127 | 36 |
| 6.75 | 8 | 167 | 127 | 36 |
| 7 | 8 | 167 | 127 | 36 |
| 7.14 | 8 | 183 | 143 | 36 |
| 7.5 | 8 | 183 | 143 | 36 |
| 7.54 | 8 | 183 | 143 | 36 |
| 7.94 | 8 | 183 | 143 | 36 |
| 8 | 8 | 183 | 143 | 36 |
| 8.33 | 10 | 204 | 160 | 40 |
| 8.5 | 10 | 204 | 160 | 40 |
| 8.73 | 10 | 204 | 160 | 40 |
| 9 | 10 | 204 | 160 | 40 |
| 9.13 | 10 | 221 | 177 | 40 |
| 9.52 | 10 | 221 | 177 | 40 |
| 9.92 | 10 | 221 | 177 | 40 |
| 10 | 10 | 221 | 177 | 40 |
| 10.32 | 12 | 247 | 198 | 45 |
| 10.72 | 12 | 247 | 198 | 45 |
| 11 | 12 | 247 | 198 | 45 |
| 11.11 | 12 | 263 | 214 | 45 |
| 11.51 | 12 | 263 | 214 | 45 |
| 11.91 | 12 | 263 | 214 | 45 |
| 12 | 12 | 263 | 214 | 45 |
| 12.3 | 14 | 297 | 248 | 45 |
| 12.7 | 14 | 297 | 248 | 45 |
| 13.1 | 14 | 297 | 248 | 45 |
| 13.49 | 14 | 297 | 248 | 45 |
| 13.89 | 14 | 297 | 248 | 45 |
| 14 | 14 | 297 | 248 | 45 |
| 20D Deep hole carbide drill | |||||
| Flute dia (D) | Shank dia (d) | OAL(L) | Groov length (L2) | Max.depth of cutting (L1) | Shank length(LS) |
| 3 | 6 | 107 | 65 | 60 | 36 |
| 3.175 | 6 | 134 | 92 | 86 | 36 |
| 3.5 | 6 | 134 | 92 | 86 | 36 |
| 3.572 | 6 | 134 | 92 | 86 | 36 |
| 3.969 | 6 | 134 | 92 | 86 | 36 |
| 4 | 6 | 134 | 92 | 86 | 36 |
| 4.5 | 6 | 158 | 118 | 110 | 36 |
| 4.763 | 6 | 158 | 118 | 110 | 36 |
| 4.8 | 6 | 158 | 118 | 110 | 36 |
| 5 | 6 | 158 | 118 | 110 | 36 |
| 5.5 | 6 | 170 | 132 | 123 | 36 |
| 5.556 | 6 | 182 | 144 | 135 | 36 |
| 5.8 | 6 | 182 | 144 | 135 | 36 |
| 6 | 6 | 182 | 144 | 135 | 36 |
| 6.1 | 8 | 200 | 162 | 151 | 36 |
| 6.35 | 8 | 200 | 162 | 151 | 36 |
| 6.5 | 8 | 200 | 162 | 151 | 36 |
| 6.8 | 8 | 200 | 162 | 151 | 36 |
| 7 | 8 | 200 | 162 | 151 | 36 |
| 7.144 | 8 | 222 | 184 | 172 | 36 |
| 7.4 | 8 | 222 | 184 | 172 | 36 |
| 7.5 | 8 | 222 | 184 | 172 | 36 |
| 7.938 | 8 | 222 | 184 | 172 | 36 |
| 8 | 8 | 222 | 184 | 172 | 36 |
| 8.3 | 10 | 240 | 198 | 184 | 40 |
| 8.5 | 10 | 240 | 198 | 184 | 40 |
| 8.731 | 10 | 240 | 198 | 184 | 40 |
| 9 | 10 | 240 | 198 | 184 | 40 |
| 9.525 | 10 | 262 | 220 | 205 | 40 |
| 9.8 | 10 | 262 | 220 | 205 | 40 |
| 10 | 10 | 262 | 220 | 205 | 40 |
| 10.2 | 12 | 289 | 242 | 225 | 45 |
| 10.319 | 12 | 289 | 242 | 225 | 45 |
| 11 | 12 | 289 | 242 | 225 | 45 |
| 11.113 | 12 | 311 | 264 | 246 | 45 |
| 11.5 | 12 | 311 | 264 | 246 | 45 |
| 11.8 | 12 | 311 | 264 | 246 | 45 |
| 11.906 | 12 | 311 | 264 | 246 | 45 |
| 12 | 12 | 311 | 264 | 246 | 45 |
Features:
Advanced Carbide Formulations
Multiple substrate grades available (K10/K20/K30)
Micro-grain structure (0.4-0.6μm) for optimal wear resistance
Custom Geometry Options
Flute lengths from 8D to 40D (standard and custom)
Variable helix angles (30°-45°) for vibration control
Special margin designs for improved guidance
Premium Coating Selection
Standard: AMG Nano coating (universal steel applications)
Upgrade: Hyper-TiAlN (for hardened steels up to HRC 55
For Carbon/Alloy Steels:
Special chipbreaker designs prevent birdnesting
Optimized for continuous drilling up to 40xD
For Hardened Steels (HRC 45-55):
Reinforced web design maintains rigidity
Low-vibration geometry for extended tool life
For Stainless Steels:
Polished flutes prevent material adhesion
High-pressure coolant capability
Detailed Pictures:
Our workshop:
New Customer Special Offers:
To help you experience our premium products, we’re excited to offer the following exclusive promotions for first-time buyers:
1.Free Test Samples
Get free samples (total value ≤ $20 USD) when you cover the international shipping cost.
Perfect for evaluating our product quality and performance risk-free.
2.$50 USD Discount on First Order
New customers can enjoy a $50 discount on the first order of $500 or more.
A great way to start our partnership with extra value!
Our advantages:
1.Advanced grinding machines: All of our grinding machines are WALTER and SAACKE brands.
2.Advanced inspection machines: We have ZOLLER, OMEGA, PG1000, etc. For inspecting each carbide tools.
3.Fast feedback: we offer 24 hours online service
4.Strict quality control system:
We strictly adhere to a three-stage inspection process for each tool:
Raw material inspection
Semi-finished product inspection after production
Final inspection after coating (pre-shipment check)
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