Brighttop Global Co., Ltd
| Drilling Type | Percussive Rock Drilling |
| Bit Diameter | 89 mm (3 1/2 inch) |
| Payment Terms | T/T,L/C,PayPal,Western Union |
| Thread Connection | T45 (Top Hammer Heavy Thread) |
| Packaging Details | Wooden Case and Wooden Pallet |
| Body Type | Normal Body |
| Primary Application | Mining, Quarrying, Tunnelling, Construction, Rock Excavation |
| Supply Ability | 5000 Pieces per Month |
| Carbide Grade | Tungsten Carbide |
| Compatible Rod | T45 Threaded Drill Rod |
| Delivery Time | 15~25 days |
| Button Type | Dome / Spheric |
| Button Configuration | 13 Buttons: Gauge 13mm x 8 + Front 12mm x 5 |
| Model Number | T45-89mm |
| Place of Origin | China |
| Certification | |
| Brand Name | Custom |
View Detail Information
Explore similar products
Tungsten Carbide Threaded Rock Bit R25 75mm Retrac Button Bit for Quarrying
R32 45mm Threaded Button Bit Rock Drilling Mining Tool for Underground Tunneling
Reaming Drill Bits Thread Button Bit Wear Resistant For Mining Tunneling
Trapezoidal Standard Thread Button Bits Alloy Steel Body For Rock Drilling
Product Specification
| Drilling Type | Percussive Rock Drilling | Bit Diameter | 89 mm (3 1/2 inch) |
| Payment Terms | T/T,L/C,PayPal,Western Union | Thread Connection | T45 (Top Hammer Heavy Thread) |
| Packaging Details | Wooden Case and Wooden Pallet | Body Type | Normal Body |
| Primary Application | Mining, Quarrying, Tunnelling, Construction, Rock Excavation | Supply Ability | 5000 Pieces per Month |
| Carbide Grade | Tungsten Carbide | Compatible Rod | T45 Threaded Drill Rod |
| Delivery Time | 15~25 days | Button Type | Dome / Spheric |
| Button Configuration | 13 Buttons: Gauge 13mm x 8 + Front 12mm x 5 | Model Number | T45-89mm |
| Place of Origin | China | Certification | |
| Brand Name | Custom | ||
| High Light | T45 89mm Dome Threaded Button Bit ，T45 89mm Spheric Carbide Button Bit ，T45 Dome Rock Drilling Tool | ||
The T45 89mm dome spheric button drill bit is a threaded rock drilling bit designed for demanding drilling applications in mining, quarrying, construction, tunnelling and rock excavation. With an 89mm diameter, T45 threaded connection, dome/spheric button configuration and normal body design, this drill bit provides a balanced cutting structure for efficient rock penetration and reliable drilling performance.
The button arrangement combines 13mm x 8 and 12mm x 5 tungsten carbide buttons, delivering good wear resistance and stable rock-breaking performance. The T45 thread connection provides a secure fit with compatible T45 drill rods and drilling equipment, making this bit suitable for applications where consistent drilling performance, good hole quality and dependable tool life are required.
| Bit Diameter | 89 mm (3 1/2 inch) |
| Thread Connection | T45 (Top Hammer Heavy Thread) |
| Button Type | Dome / Spheric |
| Button Configuration | 13 Buttons: Gauge 13mm x 8 + Front 12mm x 5 |
| Body Type | Normal Body |
| Carbide Grade | Tungsten Carbide |
| Drilling Type | Percussive Rock Drilling |
| Compatible Rod | T45 Threaded Drill Rod |
| Primary Application | Mining, Quarrying, Tunnelling, Construction, Rock Excavation |
Q1: What is a T45 89mm drill bit used for?
A: It is mainly used for percussive rock drilling in mining, quarrying, tunnelling, construction and rock excavation. Its 89mm diameter provides a suitable drilling size for medium-to-large rock drilling applications.
Q2: What type of buttons does the T45 89mm drill bit use?
A: It uses dome or spheric tungsten carbide buttons. The specific configuration is 8 x 13mm buttons plus 5 x 12mm buttons, providing a balanced button layout for rock penetration and wear resistance.
Q3: Which drill rod is compatible with an 89mm T45 drill bit?
A: It is designed for use with T45 threaded drill rods and compatible T45 drilling equipment. The matching thread connection provides a secure connection during percussive rock drilling.
Q4: Is the T45 89mm dome button bit suitable for hard rock?
A: Yes. It is designed for rock drilling applications ranging from medium to hard rock, depending on the rock formation, drilling machine, impact energy, rotation speed, flushing conditions and operating parameters. Dome carbide buttons provide a good balance between penetration performance and wear resistance.
Q5: What is the button configuration of the T45 89mm drill bit?
A: The standard configuration is 13mm x 8 + 12mm x 5 with a dome/spheric button design and normal body. This button arrangement provides a stable cutting structure for consistent rock-breaking performance.
Company Details
Business Type:
Manufacturer,Exporter
Total Annual:
500-1000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Brighttop Global Co., Ltd. is a professional and trusted supplier of expansive mortar, rock drilling tools and related equipment for the quarrying, mining, construction, demolition and tunneling industries. With extensive industry experience, we provide reliable products, practical technical support... Brighttop Global Co., Ltd. is a professional and trusted supplier of expansive mortar, rock drilling tools and related equipment for the quarrying, mining, construction, demolition and tunneling industries. With extensive industry experience, we provide reliable products, practical technical support...
Get in touch with us
Leave a Message, we will call you back quickly!