| Customization: | Available |
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| Customized: | Customized |
| Length: | Metric |
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| Diameter x Overall Length | Working Length | Diameter x Overall Length | Working Length |
| 4.0 x 110mm | 45mm | 13.0 x 160mm | 80mm |
| 4.0 x 160mm | 95mm | 13.0 x 210mm | 130mm |
| 5.0 x 110mm | 45mm | 13.0 x 260mm | 180mm |
| 5.0 x 160mm | 95mm | 13.0 x 300mm | 220mm |
| 5.0 x 210mm | 147mm | 13.0 x 460mm | 380mm |
| 5.0 x 310mm | 247mm | 14.0 x 160mm | 80mm |
| 5.5 x 110mm | 45mm | 14.0 x 200mm | 120mm |
| 5.5 x 160mm | 95mm | 14.0 x 260mm | 180mm |
| 5.5 x 210mm | 147mm | 14.0 x 300mm | 220mm |
| 5.5 x 260mm | 197mm | 14.0 x 460mm | 380mm |
| 5.5 x 310mm | 247mm | 14.0 x 600mm | 520mm |
| 6.0 x 110mm | 45mm | 14.0 x 1000mm | 920mm |
| 6.0 x 160mm | 97mm | 15.0 x 160mm | 80mm |
| 6.0 x 210mm | 147mm | 15.0 x 200mm | 120mm |
| 6.0 x 260mm | 197mm | 15.0 x 260mm | 180mm |
| 6.0 x 460mm | 397mm | 15.0 x 460mm | 380mm |
| 6.5 x 110mm | 45mm | 16.0 x 160mm | 80mm |
| 6.5 x 160mm | 97mm | 16.0 x 200mm | 120mm |
| 6.5 x 210mm | 147mm | 16.0 x 250mm | 180mm |
| 6.5 x 260mm | 197mm | 16.0 x 300mm | 230mm |
| 7.0 x 110mm | 45mm | 16.0 x 460mm | 380mm |
| 7.0 x 160mm | 97mm | 16.0 x 600mm | 520mm |
| 7.0 x 210mm | 147mm | 16.0 x 800mm | 720mm |
| 8.0 x 110mm | 45mm | 16.0 x 1000mm | 920mm |
| 8.0 x 160mm | 97mm | 17.0 x 200mm | 120mm |
| 8.0 x 210mm | 147mm | 18.0 x 200mm | 120mm |
| 8.0 x 260mm | 197mm | 18.0 x 250mm | 175mm |
| 8.0 x 310mm | 247mm | 18.0 x 300mm | 220mm |
| 8.0 x 460mm | 397mm | 18.0 x 460mm | 380mm |
| 8.0 x 610mm | 545mm | 18.0 x 600mm | 520mm |
| 9.0 x 160mm | 97mm | 18.0 x 1000mm | 920mm |
| 9.0 x 210mm | 147mm | 19.0 x 200mm | 120mm |
| 10.0 x 110mm | 45mm | 19.0 x 460mm | 380mm |
| 10.0 x 160mm | 97mm | 20.0 x 200mm | 120mm |
| 10.0 x 210mm | 147mm | 20.0 x 300mm | 220mm |
| 10.0 x 260mm | 197mm | 20.0 x 460mm | 380mm |
| 10.0 x 310mm | 247mm | 20.0 x 600mm | 520mm |
| 10.0 x 360mm | 297mm | 20.0 x 1000mm | 920mm |
| 10.0 x 460mm | 397mm | 22.0 x 250mm | 175mm |
| 10.0 x 600mm | 537mm | 22.0 x 450mm | 370mm |
| 10.0 x 1000mm | 937mm | 22.0 x 600mm | 520mm |
| 11.0 x 160mm | 95mm | 22.0 x 1000mm | 920mm |
| 11.0 x 210mm | 145mm | 24.0 x 250mm | 175mm |
| 11.0 x 260mm | 195mm | 24.0 x 450mm | 370mm |
| 11.0 x 300mm | 235mm | 25.0 x 250mm | 175mm |
| 12.0 x 160mm | 85mm | 25.0 x 450mm | 370mm |
| 12.0 x 210mm | 135mm | 25.0 x 600mm | 520mm |
| 12.0 x 260mm | 185mm | 25.0 x 1000mm | 920mm |
| 12.0 x 310mm | 235mm | 26.0 x 250mm | 175mm |
| 12.0 x 460mm | 385mm | 26.0 x 450mm | 370mm |
| 12.0 x 600mm | 525mm | 28.0 x 450mm | 370mm |
| 12.0 x 1000mm | 920mm | 30.0 x 460mm | 380mm |
Twist Drill Factory: 18 Years of Precision Excellence
With 18 years of expertise, our twist drill factory specializes in premium metal drill bits, wood drill bits, and annular cutters,
trusted by global brands. Certified to ISO9001, CE, RoHS, BSCI, and ICS standards, plus multiple industry-specific
certifications, we guarantee unmatched quality and compliance.
Spanning 20,000 square meter, our facility houses CNC automation and advanced machining centers,ensuring precision
and efficiency. Rigorous quality control underpins every product, exported to North/South America, Europe, the Middle
East, and beyond.
Choose a partner built on innovation, scale, and reliability. Elevate your projects with drills engineered to
outperform.
Contact us to source world-class drilling solutions!
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