4 Wing Scraper Bit

1.Asymmetrical blades for balanced load and stable drilling.
2.Good quality PDC cutters – longer life, faster drilling.
3.Ideal for water wells, coal mines, exploration.
4.Very high speed in soft rock (F < 8).
5.Control WOB for proper penetration.
6.Protects the borehole.

Product Description

4 Wing Scraper Bit – High-Performance PDC Drilling Solution for Soft Formations

Henan Me We Products Co., Ltd. brings you the 4 Wing Scraper Bit, engineered with over 10 years of PDC bit manufacturing expertise. This versatile tool features asymmetrical blade design for balanced load distribution and stable operation. Equipped with premium-grade PDC cutters, it delivers exceptional drilling speed in formations with hardness F < 8. Perfect for water well drilling, coal mining, and exploration projects, our product extends service life 10–30 times longer than traditional tungsten carbide bits while boosting efficiency by at least 60%. Experience faster penetration, reduced downtime, and lower operational costs with our proven drilling technology.

Technical Specifications

Hardness Category	Soft			Medium		Medium hard		Hard		Super hard
Drillability Grade	1	2	3	4	5	6	7	8	9	10	11
Protodyakonov Hardness	F≤10							10＜F≤15
Rock	sandstone, limestone, marble, dolomite, pyrite, shale							granite, hard sandstone, conglomerate, limestone, quartz vein
PDC Drag Bits
Standard	√	√	√	√	√	√	√	√	√
Premium	√	√	√	√	√	√	√	√	√	√
Ultra Premium	√	√	√	√	√	√	√	√	√	√	√

What Makes Our 4 Wing Scraper Bit Stand Out?

Smart Design for Stable Performance

The hilter kilter edge arrangement guarantees indeed weight dissemination amid operation. This adjusted plan minimizes vibration and keeps your penetrating smooth and unsurprising. You'll take note the distinction instantly when working in variable topographical conditions.

Premium PDC Cutters That Last

We utilize high-quality PDC cutters that stand up to wear distant superior than ordinary materials. Your bit remains more honed longer, keeping up steady penetrating speeds all through its benefit life. This implies less intrusions and more meters bored per bit.

Built for Soft Rock Applications

When you're penetrating through arrangements with hardness underneath F8, this apparatus genuinely sparkles. The introductory infiltration rate is surprisingly tall, making a difference you total ventures speedier. Fair keep in mind to control your weight on bit (WOB) to keep up appropriate infiltration whereas ensuring the borehole judgment.

Where You Can Use This Tool?

Water Well Drilling

Speed matters when you're drilling water wells. Our scraper bit cuts through soft formations quickly, reducing project timelines and labor costs. The protective design also helps maintain clean boreholes for better water flow.

Coal Mining Operations

Mining environments demand reliable equipment. This bit handles coal seams and surrounding soft rock efficiently. Its extended service life means you spend less time changing bits and more time advancing your tunnels.

Exploration and Probing

Geological surveys require precise, efficient drilling. Whether you're sampling or probing subsurface conditions, our 4 Wing Scraper Bit delivers consistent performance that helps you gather data faster.

How to Get the Best Results?

Match Your Equipment

Share your drill rig specifications with us. We need to know your rotational speed, torque capacity, and pump output. This helps us confirm compatibility and recommend optimal operating parameters for your setup.

Control Your Parameters

Don't push too hard. Excessive WOB can damage the borehole and reduce bit life. Follow recommended parameter ranges for your formation type. When penetration feels right, you've found the sweet spot.

Monitor Wear Regularly

After each drilling session, clean your bit thoroughly. Check for matrix detachment or cutter damage. If gauge protection strips show 2/3 wear, it's time for maintenance. Replace cutters when less than 1/5 of the original volume remains.

Adjust for Conditions

Formation changes require parameter adjustments. In softer zones, you can increase WOB and rotation speed moderately. If you hit unexpected resistance or feel abnormal vibration, pull out and inspect immediately.

Why Partner With Henan Me We Products?

We've spent more than a decade perfecting PDC bit manufacturing. Our ISO 9001-compliant facility ensures every product meets strict international quality standards.

Your drilling challenges are unique. That's why our technical team analyzes rock type, brittleness, clay content, and formation characteristics before recommending solutions. We evaluate your rig type, power requirements, and cooling methods to ensure perfect matching.

Need custom specifications? We provide flexible OEM and ODM services based on your drawings and technical requirements. Standard production takes just 7–10 days, with expedited options available for urgent projects.

Our global logistics partners deliver quickly and safely to Australia, Central Asia, Southeast Asia, Africa, and beyond. After delivery, our support team remains available to help optimize your drilling performance and solve field challenges.

FAQ

Q: What information should I provide before purchasing to ensure I choose the right PDC bit for my needs?

A: To help our team recommend the most suitable PDC bit, please provide the following information: ① Hardness coefficient (F-value or drillability grade) or lithology of the target rock formation; ② Expected borehole diameter and depth; ③ Drill rig model and key operating parameters (rotational speed, torque, pump output, etc.); ④ Application scenario (e.g., roof bolting, gas drainage, geological exploration); ⑤ Any special requirements (e.g., complex formations, fractured zones, hard interlayers). Once we receive this information, our technical team will offer professional selection advice and free technical support. Custom manufacturing is also available.

Q: What advantages do PDC bits have over tungsten carbide bits?

A: Take the two-wing PDC roof bolt bit as an example. Under identical rock conditions, its service life is 10 to 30 times longer than that of a tungsten carbide bit, and drilling efficiency is at least 60% higher. Additionally, PDC bits do not require resharpening, which significantly reduces labor intensity and saves rig time. Industry data shows that PDC bits typically last more than 10 times longer than tungsten carbide bits.

Q: What maintenance should be performed after each drilling operation?

A: After each drilling operation, clean the bit body promptly. Carefully check for any abnormalities, such as matrix detachment or cracking of the steel body. Also inspect the wear condition of the PDC cutters. If the gauge protection strip is worn by more than 2/3 of its original thickness, continued use will severely reduce drilling efficiency and accelerate wear on the core barrel and drill pipe. In that case, replace the bit or have the alloy re-welded. When less than 1/5 of the PDC cutter volume remains, do not continue using the bit – replace the PDC cutters immediately.

Q: Drilling speed is unsatisfactory. How can I optimize drilling parameters based on rock conditions?

A: Rate of penetration (ROP) depends closely on rock hardness, density, and abrasiveness. ① For soft to medium-hard formations, increase weight on bit (WOB) and rotational speed appropriately. ② For hard rock formations, use a lower rotational speed, moderate WOB, and sufficient pump output to fully utilize the shearing and crushing action of the PDC cutters. Each bit size has a recommended range of operating parameters – refer to the product data sheet for details. As a general rule, adjust parameters based on penetration feedback. If you encounter abnormal vibration or a sudden drop in ROP, pull the bit out for inspection.

Q: How can I tell the difference between normal wear (gradual failure) and abnormal damage of a bit?

A: Bit failure typically appears as diamond layer spalling, chipped cutters, lost cutters, or erosion of the cutter studs. Normal wear usually shows as uniform consumption of the diamond layer, with the cutting edge becoming dull but not chipped. This can be addressed by manual conditioning of the bit or by replacing the PDC cutters. Abnormal damage includes premature separation of the diamond layer from the tungsten carbide substrate, overall fracture of the diamond layer, or weld failure. These issues are often caused by sudden changes in formation or improper handling. To reduce the risk of abnormal damage, operators should select a PDC bit that matches the performance of their drill rig, maintain stable WOB and rotational speed while drilling, and avoid heavy impacts as much as possible.