Products
Cobalt Twist Drill
Saikeiny, a trusted name in precision tooling, is a leading Cobalt Twist Drill manufacturer and supplier based in China. Crafted for demanding applications, our cobalt straight shank twist drills deliver unparalleled durability and heat resistance, ensuring peak performance even under the toughest conditions. Saikeiny offers bulk orders, custom solutions, and competitive pricing, meeting the needs of industries globally with ISO and JIS-certified quality.
Designed for exceptional performance, the Cobalt Twist Drill from Saikeiny excels in drilling hard metals and challenging materials. Manufactured using high-speed steel with cobalt (HSS-CO), these drills provide superior hardness, wear resistance, and heat tolerance, making them the perfect solution for heavy-duty applications.
Built to meet rigorous ISO and JIS standards, Saikeiny's cobalt straight shank twist drills ensure precision and reliability in every operation. These drills are highly effective for materials like hardened steel, stainless steel, and alloy steel, with up to a 30% longer tool life compared to standard drills. Saikeiny's offerings include bulk ordering options, free samples, and customized solutions tailored to your specific industrial requirements.
Features
1. High-Performance Material: Made with HSS-CO, providing excellent heat resistance and durability for drilling hard metals and alloys.
2. Enhanced Design: The straight shank ensures stability and compatibility with a wide range of drilling machines, delivering precise results.
3. Certified Quality: Meets strict ISO and JIS standards, guaranteeing consistent performance and quality assurance.
4. Customizable Solutions: Offers customized cobalt drills to meet specific industrial requirements.
5. Flexible Orders: Supports bulk orders, wholesale pricing, and free sample requests, catering to clients of all sizes.
Applications:
Application Range:
● Ideal for drilling hardened steel, stainless steel, alloy steel (below HRC35), and other tough materials.
● Provides up to 30% increased tool life compared to standard twist drills.
Usage Recommendations:
● Suitable for use on drilling machines, CNC machines, and milling machines.
● Apply coolant during drilling to reduce wear and improve tool efficiency.
● Use anti-rust oil after operation to extend the service life of the tool.
● For optimal performance, pair with high-quality cutting oil when drilling hard materials.
Product Specifications
| Cutting Diameter d (h8) | Overall Length | Usable Length L1 |
| 0.5 | 22 | 6 |
| 0.6 | 24 | 7 |
| 0.7 | 28 | 9 |
| 0.8 | 30 | 10 |
| 0.9 | 32 | 11 |
| 1 | 34 | 12 |
| 1.1 | 36 | 14 |
| 1.2 | 38 | 16 |
| 1.3 | ||
| 1.4 | 40 | 18 |
| 1.5 | ||
| 1.6 | 43 | 20 |
| 1.7 | ||
| 1.8 | 46 | 22 |
| 1.9 | ||
| 2 | 49 | 24 |
| 2.1 | ||
| 2.2 | 53 | 27 |
| 2.3 | ||
| 2.4 | 57 | 30 |
| 2.5 | ||
| 2.6 | ||
| 2.7 | 61 | 33 |
| 2.8 | ||
| 2.9 | ||
| 3 | ||
| 3.1 | 65 | 36 |
| 3.2 | ||
| 3.3 | ||
| 3.4 | 70 | 39 |
| 3.5 | ||
| 3.6 | ||
| 3.7 | ||
| 3.8 | 75 | 43 |
| 3.9 | ||
| 4 | ||
| 4.1 | ||
| 4.2 | ||
| 4.3 | 80 | 47 |
| 4.4 | ||
| 4.5 | ||
| 4.6 | ||
| 4.7 | ||
| 4.8 | 86 | 52 |
| 4.9 | ||
| 5 | ||
| 5.1 | ||
| 5.2 | ||
| 5.3 | ||
| 5.4 | 93 | 57 |
| 5.5 | ||
| 5.6 | ||
| 5.7 | ||
| 5.8 | ||
| 5.9 | ||
| 6 | ||
| 6.1 | 101 | 63 |
| 6.2 | ||
| 6.3 | ||
| 6.4 | ||
| 6.5 | ||
| 6.6 | ||
| 6.7 | ||
| 6.8 | 109 | 69 |
| 6.9 | ||
| 7 | ||
| 7.1 | ||
| 7.2 | ||
| 7.3 | ||
| 7.4 | ||
| 7.5 | ||
| 7.6 | 117 | 75 |
| 7.7 | ||
| 7.8 | ||
| 7.9 | ||
| 8 | ||
| 8.1 | ||
| 8.2 | ||
| 8.3 | ||
| 8.4 | ||
| 8.5 | ||
| 8.6 | 125 | 81 |
| 8.7 | ||
| 8.8 | ||
| 8.9 | ||
| 9 | ||
| 9.1 | ||
| 9.2 | ||
| 9.3 | ||
| 9.4 | ||
| 9.5 | ||
| 9.6 | 133 | 87 |
| 9.7 | ||
| 9.8 | ||
| 9.9 | ||
| 10 | ||
| 10.1 | ||
| 10.2 | ||
| 10.3 | ||
| 10.4 | ||
| 10.5 | ||
| 10.6 | ||
| 10.7 | 142 | 94 |
| 10.8 | ||
| 10.9 | ||
| 11 | ||
| 11.1 | ||
| 11.2 | ||
| 11.3 | ||
| 11.4 | ||
| 11.5 | ||
| 11.6 | ||
| 11.7 | ||
| 11.8 | ||
| 11.9 | 151 | 101 |
| 12 | ||
| 12.1 | ||
| 12.2 | ||
| 12.3 | ||
| 12.4 | ||
| 12.5 | ||
| 12.6 | ||
| 12.7 | ||
| 12.8 | ||
| 12.9 | ||
| 13 | ||
| 13.1 | 160 | 108 |
| 13.2 | ||
| 13.3 | ||
| 13.4 | ||
| 13.5 | ||
| 13.6 | ||
| 13.7 | ||
| 13.8 | ||
| 13.9 | ||
| 14 | ||
| 14.1-14.4 | 169 | 114 |
| 14.5 | ||
| 14.6-14.9 | ||
| 15 | ||
| 15.1-15.4 | 178 | 120 |
| 15.5 | ||
| 15.6-15.9 | ||
| 16 | ||
| 16.1-16.5 | 184 | 125 |
| 16.6-17.0 | ||
| 17.1-17.5 | 191 | 130 |
| 17.6-18.0 | ||
| 18.1-18.5 | 198 | 135 |
| 18.6-19.0 | ||
| 19.1-19.5 | 205 | 140 |
| 19.6-20.0 |
Hot Tags: Cobalt Twist Drill
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Contact Info
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Address
Area B, Tool and Measuring Instrument Trading Center, Wenling City, Zhejiang Province, China 317599
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Tel
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E-mail
For product or pricing inquiries, please provide your email, and our team will respond within 24 hours.
