Yuanxian High-tech Material Trading (Tianjin) Co., Ltd. is one of the leadnig manufacturers and suppliers of drill bits and cutter picks in China. We provide advanced materials made in China with low price. Welcome to wholesale bulk CE approved drill bits and cutter picks from our factory. Contact us for customized service and free sample.
Rotary Drilling Bits
Product Introduction
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Material |
high-strength alloy steel, high-quality carbide tips, 42CrMo / 30CrMnTi alloy structural steel, etc. |
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Meet requirements |
Industrial Standards MT/T 246-2006 and GB/T 43878-2024, GB/T 3077, Chinese industrial standards T/CSCS 051-2024 and international standards ISO 513:2012, ISO/TS 13399-2:2021, etc. |
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Specifications |
U47, U82, U84, U85, U92, U94, U95, U170, S120, S135, S160, etc. |
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Logo & package |
As your requirements. |
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Other related products |
Rotary Drilling Tools, Hydraulic Diaphragm Walling Grab, Casing Construction Equipment, Continuous Flight Augers, etc. |
Product Specification
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Common Engineering Cutter Picks Models |
U84, U85, U92, U95, S100, S120, S135, S150, Rotary Drill Picks, Milling Picks |
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Hardness of Carbide Tip |
HRA 88–92 |
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Pick Body Material |
42CrMo alloy steel |
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Surface Hardness after Heat Treatment |
HRC 40–46 |
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Effective Hardened Layer Depth |
1.5~3mm |
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Core Impact Toughness |
≥49J/cm² |
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Weld Shear Strength |
≥700MPa |
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Weld Fullness |
≥80% |
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Applicable Equipment |
Roadheader, Rotary Drilling Rig, Milling Machine, Trenching Machine |
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Installation Method |
Circlip fixing, pick holder assembly |
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Applicable Working Conditions |
Soft rock, medium-hard rock, hard rock, concrete, asphalt pavement |
(Note: The above are typical values for reference only; actual parameters shall prevail. )
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Common Mining Cutter Pick Models |
U47, U82, U84, U85, U92, U94, U95, U170, S120, S135, S160 |
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Pick holder models |
U85, R35, U170, U82, U94, U95 |
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Hardness of carbide tip |
HRA 88-92 |
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Surface hardness of pick body |
HRC 42-48 |
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Material of pick body |
42CrMo alloy steel |
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Material of pick holder |
42CrMo / 30CrMnTi alloy structural steel |
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Applicable equipment |
Coal mining machine, boom-type roadheader, continuous miner |
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Installation and fixing method |
Circlip / spring pin locking |
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Applicable working conditions |
Soft coal, semi-coal rock, hard rock, gangue-bearing strata |
(Note: We can also provide ODM service and produce according to customers' specific requirements and drawings.)
Product Details
Our company supplies engineering cutter picks and holders for construction machinery such as rotary drilling rigs and milling machines. The dimensions, material properties, and test methods of the cutter picks and holders comply with industrial standards MT/T 246-2006 and GB/T 43878-2024. The pick body is made of alloy structural steel in accordance with GB/T 3077 and delivered in quenched and tempered condition.
The mining cutter picks supplied by our company comply with Chinese industrial standards MT/T 246-2006 and T/CSCS 051-2024, as well as international standards ISO 513:2012 and ISO/TS 13399-2:2021. They are suitable for geological conditions of various hardness and have been widely used in coal mining, roadway driving and other fields.
Engineering Cutter Picks
Our rotary drilling bits have the following advantages:
- Adopt high-quality cemented carbide and high-quality steel matrix, with extremely high wear resistance and long service life.
- The pick body and pick holder have excellent impact resistance, can withstand high-intensity operation impact, and feature high operation stability.
- The products adopt standardized design with strong universality, can directly replace similar parts at home and abroad, and are easy to replace.
- Support customized production, can adjust material and structure according to different mining and rock conditions, with strong adaptability.
Mining Cutter Pick
Production Applications
- Engineering Cutter Picks are suitable for tunneling of tunnels, subways and hydraulic tunnels, pile foundation construction of bridges, high-speed railways and buildings, milling and renovation of highways and municipal roads, as well as municipal trenching, pipeline laying and slope excavation.
- Mining Cutter Picks are suitable for coal mining and roadway excavation in coal mines, mining of metal mines such as iron ore, gold ore and copper ore, construction of non-metal mines such as gypsum ore and limestone ore, as well as tunneling by mining method and underground tunnel projects.
Certificate
Our Prestressed anchorage have CE, SGS, ISO Certificates.
Packaging And Delivery
Packing: As your requirements.
We support customized package:
1) All the products are packed with seaworthy packing.
2) Customer's special requirement for packing can be satisfied.
3) Air freight; sea freight and truck freight are all available.
FAQ
1. What is your delivery time?
We offer fast delivery: stock items ship in 7-15 days, while custom orders typically take 15-30 workdays, depending on your specific quantity.
2. How do you guarantee product quality?
Quality is verified through Mill Test Certificates (MTC) included with every shipment, and we fully support third-party inspections for your peace of mind.
3. Are there any hidden costs?
No. Our quotations are transparent and all-inclusive, ensuring you won't encounter any unexpected or additional fees.
4. Do you provide samples?
Yes, we provide samples for a nominal fee of $1; you just need to cover the freight cost to evaluate our quality firsthand.
5. What payment terms do you accept?
We accept T/T at sight and L/C, as well as Cash and Western Union. Please contact us if you require alternative arrangements.
6. What is your MOQ?
Our standard MOQ is usually one container, but we offer flexibility for specific items; please get in touch to discuss your requirements.
7. Can you produce according to my drawing?
Absolutely. We specialize in OEM and custom manufacturing, and our engineering team can produce exact specifications based on your drawings.
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