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| Customization: | Available |
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| Tooth Space: | Standard |
| Material: | Solid Carbide |
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| Grade | HRC45 | HRC55 | HRC65 | HRC68 |
| Materials | DU20 | MH12S | ZK40SF | GU25UF |
| Details | Grain size: 0.8um Co: 8% Flexural strength: 3800N/mm2 |
Grain size: 0.6um Co:10% Flexural strength: 4100N/mm2 |
Grain size: 0.5um Co: 12% Flexural strength 4300N/mm2 |
Grain size: 0.4um Co:12% Flexural strength: 4300N/mm2 |
| Item | Color | Hardness(HV) | Thickness(UM) | Oxidation Temp.(°C) | Friction Coeffient |
| AlTiN | Black | 3300 | 2.5-3 | 900 | 0.3 |
| TiAlN | Viloet | 2800 | 2.5-3 | 900 | 0.3 |
| TiSiN | Bronze | 3600 | 3 | 1000 | 0.45 |
| AlTiSiN | Blue | 4000 | 4 | 1200 | 0.4 |
| TiN | Gold | 2500 | 2.5-3 | 600 | 0.4 |

HRC65 Chamfer Tools
| Diameter | Angle | Shank | Overall Length |
| mm | mm | mm | |
| 3 | 60° | 4 | 50 |
| 3 | 90° | 4 | 50 |
| 3 | 120° | 4 | 50 |
| 4 | 60° | 4 | 50 |
| 4 | 90° | 4 | 50 |
| 4 | 120° | 4 | 50 |
| 5 | 90° | 5 | 50 |
| 6 | 60° | 6 | 50 |
| 6 | 90° | 6 | 50 |
| 6 | 120° | 6 | 50 |
| 8 | 60° | 8 | 60 |
| 8 | 90° | 8 | 60 |
| 8 | 120° | 8 | 60 |
| 10 | 60° | 10 | 75 |
| 10 | 90° | 10 | 75 |
| 10 | 120° | 10 | 75 |
| 12 | 60° | 12 | 75 |
| 12 | 90° | 12 | 75 |
| 12 | 120° | 12 | 75 |
| Cutting Diameter | Angle | Cutting Length | Overall Length |
| Inch | Inch | Inch | |
| 1/4 | 60° | 3/4 | 2 |
| 1/4 | 90° | 3/4 | 2 |
| 3/8 | 60° | 1-1/4 | 2-1/2 |
| 3/8 | 90° | 1-1/4 | 2-1/2 |
| 1/2 | 60° | 1-1/4 | 3 |
| 1/2 | 90° | 1-1/4 | 3 |

Q1: ls Changzhou Handerk Precision tools co.,ltd company or factory?