Bracelet Ring Drill Bit
Diameter from 3mm to 89mm
Bracelet ring drill bit Description
Expensive stones such as jade, gemstones, jadeite, amber, etc. are often used to create jewelry such as bracelets, rings, and finger rings. The electroplated diamond drill bit developed and produced by our company is specialized in drilling holes for bracelets and rings. High cost-effectiveness, stable performance, material saving, very sharp. Exported to major jade manufacturing countries such as Cambodia, India, Vietnam, Brazil, the United States, Mexico, Madagascar, etc.


Fine sand plating, sharp drilling edges, reducing material waste, and preventing edge and mouth breakage
Common specifications
Used for bracelets, rings, coring, drilling, and hole enlargement work
| Our Diameter | Inner Diameter | Weight | Total Length |
| 3mm | 1.9mm | 1.4g | 50-60mm |
| 3.5mm | 2.3mm | 1.7g | 45mm |
| 4mm | 2.7mm | 1.8g | 46mm |
| 4.5mm | 3.2mm | 2g | 48mm |
| 5mm | 3.6mm | 2.6g | 50mm |
| 6mm | 4.8mm | 3.7g | 50mm |
| ... | ... | ... | ... |
| 88mm | 86mm | 155g | 56mm |
| 89mm | 86.5mm | 268g | 56mm |
* More specifications can be customized
Handle diameter and shape
| 6-8mm cylindrical handle | 6-8 cone-shaped handle | Threaded handle can be customized |
* Suitable for common electric grinders, hand drills, and bench drills. Customized threaded connections can also be made according to user needs
Recommended materials for use
| Jade/Hotan Jade | ![]() |
| Gem | ![]() |
| Agate | ![]() |
| Crystal | ![]() |
| Amber | ![]() |
| Ox horn | ![]() |
| Glass | ![]() |
| Ironware | |
| Pebble | |
| Wood |
* Water needs to be added for the operation, and it can be dry drilled briefly. Long term work requires adding water;
* Not suitable for cheap stone use.
Bracelet ring drill bit factory

Science and Environmental Protection
Our company adopts advanced and scientific sewage treatment equipment to strictly control sewage treatment

ISO:9001
Our company strictly controls the manufacturing process and quality, in compliance with ISO standards

Professional
Our jade cutting tools and drilling tools are very professional, with annual sales increasing year by year
If you want to obtain high-quality and best electroplated diamond drill bits at factory prices, or want to customize diamond drill bits for bracelets and rings, please contact us now.
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