High Quality Fully Ground HSS Co Twist Drill Bit
Advantages
Enhanced Hardness: HSS-Co twist drill bits have a higher percentage of cobalt in their composition, which significantly increases their hardness and strength. This makes them more resistant to wear and abrasion compared to standard HSS bits.
Improved Heat Resistance: The addition of cobalt in HSS-Co twist drill bits enhances their ability to withstand higher temperatures during drilling. This helps to prevent overheating and extends the drill bit's lifespan.
Extended Tool Life: Due to their enhanced hardness and wear resistance, HSS-Co twist drill bits have a longer tool life compared to standard HSS bits. They can maintain their sharp cutting edges for a longer period, reducing the need for frequent replacements.
Increased Cutting Speed: HSS-Co twist drill bits can achieve higher cutting speeds due to their improved heat resistance and hardness. This leads to faster and more efficient drilling, improving productivity and saving time.
Suitable for Harder Materials: The enhanced hardness and wear resistance of HSS-Co twist drill bits make them particularly well-suited for drilling into harder materials like stainless steel, titanium alloys, and hardened steel. They can withstand the increased force and heat generated during drilling these tough materials.
Precision Drilling: HSS-Co twist drill bits provide excellent cutting precision, allowing for accurate and clean holes. This is especially important when drilling into delicate or precision components.
Versatility: Similar to standard HSS twist drill bits, HSS-Co twist drill bits can be used on a wide range of materials, including metals, wood, plastics, and composites. This makes them suitable for various applications in different industries.
Easy Sharpening: Like HSS bits, HSS-Co twist drill bits can be easily sharpened when they become dull. This helps to restore their cutting performance and extends their tool life.
Overall, HSS-Co twist drill bits offer enhanced hardness, wear resistance, and heat resistance compared to standard HSS bits. These qualities make them highly durable, productive, and versatile tools for drilling in a wide range of materials, especially tougher and harder ones.
M35 extension
| Diameter (mm) | Flute Length (mm) | Overall Length (mm) | Diameter (mm) | Flute Length (mm) | Overall Length (mm) | Diameter (mm) | Flute Length (mm) | Overall Length (mm) | Diameter (mm) | Flute Length (mm) | Overall Length (mm) |
| 0.5 | 6 | 22 | 4.8 | 52 | 86 | 9.5 | 81 | 125 | 15.0 | 114 | 169 |
| 1.0 | 12 | 34 | 5.0 | 52 | 86 | 10.0 | 87 | 133 | 15.5 | 120 | 178 |
| 1.5 | 20 | 43 | 5.2 | 52 | 86 | 10.5 | 87 | 133 | 16.0 | 120 | 178 |
| 2.0 | 24 | 49 | 5.5 | 57 | 93 | 11.0 | 94 | 142 | 16.5 | 125 | 184 |
| 2.5 | 30 | 57 | 6.0 | 57 | 93 | 11.5 | 94 | 142 | 17.0 | 125 | 184 |
| 3.0 | 33 | 61 | 6.5 | 63 | 101 | 12.0 | 101 | 151 | 17.5 | 130 | 191 |
| 3.2 | 36 | 65 | 7.0 | 69 | 109 | 12.5 | 01 | 151 | 18.0 | 130 | 191 |
| 3.5 | 39 | 70 | 7.5 | 69 | 109 | 13.0 | 101 | 151 | 18.5 | 135 | 198 |
| 4.0 | 43 | 75 | 8.0 | 75 | 117 | 13.5 | 108 | 160 | 19.0 | 135 | 198 |
| 4.2 | 43 | 75 | 8.5 | 75 | 117 | 14.0 | 108 | 160 | 19.5 | 140 | 205 |
| 4.5 | 47 | 80 | 9.0 | 81 | 125 | 14.5 | 114 | 169 | 20.0 | 140 | 205 |
