| Customization: | Available |
|---|---|
| After-sales Service: | Available |
| Warranty: | One Year |
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
| General Introduction |
Changsha Tianhe Drilling Teamwhole specializes in producing a wide range of TH bits, ranging from 3" to 47" (76mm to 1200mm) in diameter. Our DTH bits are compatible with international brands such as BR, MACH, DHD, COP, IR, NUMA, SD, QL, MISSION, and more.
Our DTH bits are made from high-quality alloy steel and undergo advanced heat treatment. The bit faces are available in various shapes including concave, flat, drop center, and convex.
| Raw Material |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. presents the TEAMWHOLE QL80-203mm Bit, a top-quality drilling tool designed to meet the needs of English-speaking natives. Made from first-class special alloy steel, this bit offers exceptional strength, heat resistance, and durability. It is specifically engineered to withstand high temperatures and wear, ensuring long-lasting performance.
For optimal performance, the TEAMWHOLE QL80-203mm Bit utilizes the best tungsten carbides available. These carbides, sourced from China, are widely recognized for their superior quality and reliability. Additionally, European tungsten carbide options are also available, providing customers with a range of choices.
With its high-quality materials and advanced design, the TEAMWHOLE QL80-203mm Bit is a reliable and efficient drilling tool. Trust Changsha Tianhe Drilling Tools and Machinery Co., Ltd. to deliver exceptional products that meet the reading habits of English-speaking natives.
| DTH BIT model | QL80-240mm bit | ||||
| Diameter | No*Butotn diameter,mm | Flushing holes | Weight | ||
| mm | Inch | Gauge buttons | Front buttons | ||
| 203 | 8 | 12*19MM | 20*18MM | 2 | 60 |
Enhance your mining drilling with the QL80 Concave Bit. This durable and efficient drill bit is designed for water well drilling and rock drilling. It is a reliable tool for your drilling equipment, providing high-quality performance and precision. Upgrade your mining drill equipment with this essential drilling bit.
| Model | Working pressure | Thread Type | Outer diameter |
| Teamwhole QL80 | 10 bar ~ 24 Bar | API 4 1/2"Reg Pin | 185mm |
Discover our high-quality QL80 Concave Bit designed for efficient mining drilling. This durable and reliable bit is perfect for water well drilling and rock drilling. Enhance your drilling equipment with this essential accessory from Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
Matched DTH Hammer inch |
Bit diameter | Qty*Button Dia(mm) | Air holes | Weight | Bit shank | ||
| mm | inch | Gauge | Front | pcs | kg | ||
| 2" | 70mm | 2 3/4" | 6*10mm | 4*8mm | 2 | 3 | BR2 |
| 76mm | 3" | 6*12mm | 5*10mm | 2 | 3.6 | ||
| 3" | 95mm | 3 3/4" | 6*14mm | 4*13mm | 2 | 4.5 | BR3,BR33,COP32 |
| 102mm | 4" | 6*14mm | 5*13mm | 2 | 5.9 | ||
| 3.5" | 90mm | 3.5" | 6*14mm | 4*13mm | 2 | 4.9 | DHD3.5 |
| 102mm | 4" | 6*14mm | 5*13mm | 2 | 5.9 | ||
| 4" | 105mm | 4 1/8" | 7*14mm | 6*13mm | 2 | 8 | DHD340,COP44 QL40,M40,SD4 |
| 130mm | 5" | 8*14mm | 7*14mm | 2 | 10 | ||
| 5" | 140mm | 5.5" | 7*18mm | 7*14mm | 2 | 15.5 | DHD350,QL50,SD5 M50 |
| 152mm | 6" | 8*18mm | 8*14mm | 2 | 16.5 | ||
| 6" | 165mm | 6 1/2" | 8*18mm | 8*16mm | 2 | 24.5 | DHD360,SD6,QL60 M60 |
| 171mm | 6 3/4" | 8*18mm | 4*18mm+4*16mm | 2 | 25 | ||
| 8" | 203mm | 8" | 9*18mm | 6*18mm+4*16mm | 3 | 46 | DHD380,SD8,QL80 M80 |
| 254mm | 10" | 10*18mm | 6*18mm+9*16mm | 3 | 60 | ||
| 10" | 254mm | 10" | 14*18mm | 12*18mm+9*16mm | 3 | 90 | TH10,SD10,NUMA100 |
| 305mm | 12" | 14*18mm | 14*18mm+11*16mm | 3 | 120 | ||
| 12" | 350mm | 13 3/4" | 15*19mm | 24*19mm+15*16mm | 3 | 190 | DHD112,SD12, NUMA120,NUMA125 |
| 400mm | 15 3/4" | 30*19mm | 18*19mm+22*16mm | 3 | 230 | ||
| 14" | 430mm | 17" | 30*20mm | 18*19mm+25*16mm | 3 | 245 | TK14,NUMA125 |
| 560mm | 22" | 36*20mm | 60*19mm | 3 | 300 | ||
| 18" | 550mm | 21 5/8" | 48*19mm | 90*18mm | 6 | 560 | TK18,NUMA180 |
| 700mm | 27.5" | 48*20mm | 60*19mm+73*18mm | 6 | 740 | ||
| 24"" | 780mm | 30 3/4" | 54*20mm | 66*20mm+90*18mm | 6 | 1265 | TK24,NUMA240 |
| 1000mm | 39" | 78*20mm | 154*18mm | 6 | 1500 | ||
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. presents the QL80 Concave Bit for Mining Drilling. This versatile bit is perfect for water well drilling, geothermal hole drilling, hole blasting, and more. Enhance your drilling equipment with this high-quality, reliable tool.
| Package |
){kind=link}