2026-08-19
| Industry | Aggregate quarrying |
| Location | Southeast Asia |
| Application | Surface blasthole drilling in medium-hard granite |
| Equipment | Down-the-hole drill rigs with 3.5-inch and 4-inch bits |
| Products Used | Rock drilling bit, thread button bit, thread drill bit |
A quarry contractor operating in medium-hard granite formations was experiencing slow penetration rates, frequent bit changes and inconsistent hole quality. Rising downtime and consumable costs were putting pressure on project schedules and profit margins. The contractor needed a more reliable drilling solution that could hold up in abrasive ground while maintaining steady penetration.
Brighttop Global Co., Ltd. recommended a matched drilling package built around its rock drilling bit range. For the contractor’s granite conditions, a drop center face rock drilling bit with domed carbide buttons was selected to deliver stable penetration and reliable durability. The package also included thread button bit and thread drill bit options to ensure secure, seamless connections throughout the drill string.
The contractor trialed the Brighttop rock drilling bits alongside standard-body options on two drill rigs. Retrac body bits were used in fractured zones to reduce the risk of stuck tools, while standard body bits handled general production drilling. The threaded connections of the thread drill bit and thread button bit simplified make-up and break-out, cutting connection-related downtime.
| Metric | Before | After |
|---|---|---|
| Average penetration rate | Baseline | Approx. 15–20% higher |
| Bit service life | Frequent replacement | Extended by approx. 25% |
| Connection-related downtime | Recurring | Significantly reduced |
| Hole quality consistency | Variable | Improved and stable |
When choosing the drilling package, the contractor compared several suppliers. Brighttop Global Co., Ltd. stood out for its complete product lineup, covering both body designs and carbide button shapes, as well as the availability of matching thread button bit and thread drill bit components. The ability to source the full drill string from a single manufacturer simplified procurement and ensured component compatibility across the fleet.
The contractor reported smoother drilling cycles and more predictable consumable usage. The combination of durable carbide buttons, appropriate face geometry and reliable threaded connections allowed crews to complete blasthole patterns on schedule. Based on the trial results, the contractor standardized on Brighttop Global Co., Ltd. rock drilling bit, thread button bit and thread drill bit products for its ongoing quarry operations.
Brighttop Global Co., Ltd. manufactures a wide selection of rock drilling bits, including various body types and carbide button shapes, supported by thread drill bits and thread button bits. For inquiries, contact contact@csrockdrilling.com.