Groove Cutting Tools Bullet Bits Auger Teeth Rotary Digging Drilling Construction Machinery Parts C31HD C21

Groove Cutting Tools Bullet Bits Auger Teeth Rotary Digging Drilling Construction Machinery Parts C31HD C21

Overview Product Description Mainly features: • high durability due to wear-resistant tempered steel • high grade tungst
Basic Info.
Model NO. C21 C31 R09
Size Custom Accroding to Your Requirement
Machinery Test Report Provided
Video Outgoing-Inspection Provided
Place of Origin Shandong China
Type Bullet Teeth
Machine Type Drilling Tool
Processing Type Forging
Steel Grade Tungsten Carbide+ 42CrMo
Head Material Cemented Carbide
Use Coal Mining
Weight 0.25kg
Advantage Wear Resitant
Transport Package Pleastic
Trademark DBW
Origin China
HS Code 843143200
Production Capacity 30000PCS/Month
Product Description
Product Description

Model No.



Polar Rich


Tungsten carbide+ 42crmo






Rotary drill rig


ODM/OEM available

Sample time

Usually about 3~7 working days

Mainly features:

• high durability due to wear-resistant tempered steel

• high grade tungsten carbide tip• excellent rotation (and thus uniform wear) and secure seating due to a clamping sleeve• high degree of solder quality• extraction groove for easy tooth replacement
Alloy steel Body, made by material ASTM4142 or 42CrMo,heat treatment with 40-44HRC hardness, has high toughness and wearable character.Tip with above 50 HRC hardness is made from Low press Sintered,and Suitable Grade Selected according to the Target Projects,Which are to make sure the good performance during working.

The products adapt to the machine with all the performance features such as a high feed rate,a long service life and short tool changing times.Together with the parts supply assurance,a high daily production volume,and above-average economy is guaranteed.

The complete tools apply for foundation creation,solid wall,water well drilling,trenching,mining,tunnelling.

Foundation Drilling Tools, Conical Tools, Cutting Tools, Cutter Picks

The round shank cutter tools and holders are using for foundation drilling; they are using for all kinds of piling machines and drill rigs.

We can supply all kinds of round shank cutter tools for foundation drilling, such as: 19mm, 22mm, 25mm, 30mm and 30/38mm shank cutter tools. The complete cutter tools apply for foundation creation, solid wall, water well drilling, trenching, mining and tunneling.

The feature:

1. Alloy steel body, made by material ASTM4140 (42CrMo) or ASTM5140 (40Cr), heat treatment with HRC38-42 hardness, has high toughness and wearable character.

2. Tungsten carbide tip is made from low press sintered and suitable grade selected according to target projects, which are to make sure the good performance during working.

3. The products adapt to the machine with all the performance features, such as a high feed rate, a long service life and short tools changing time.

4. Round shank cutter tools are suitable for excavation of sand, cobbles, weathered rock and hard rock.

Replacement of Betek specification:B47K17.5H, B47K19H, B47K22H, B43H, B85/2, BSK12, BSK15, BSK17, BTK01, BTK03, BTK07, BTK10, BTK14, BTK16, BTK62, BTK63, BTK70, DV08, DV25, BHR07, BHR12, BHR20, BHR167, BGS75, etc.

Replacement of Kennametal specification:C21, C21HD, C10, C10HD, C20, C31, C31HD, C30, U40HD, U47HD, DS01, DS04, DS05, DS06, U43H, etc.

Part No.DescriptionUnit Weight (Kg)
C31HDRock Drilling Bit0.5
B47K17.5HRock Drilling Bit1.2
B47K19.5HRock Drilling Bit1.2
B47K22HRock Drilling Bit1.2
B47K17.5C/60Rock Drilling Bit1.5
B85/2Holder with Carbide tips2.4
Company ProfileShandong Double-Win Mahinery Technology Co., Ltd. was established on 2019, with 3-5 professional sales who have been in this line for more than 5 years.Have been in this line for many years,we have many good clients and belivable suppliers to promise high quality and competitive prices.Our company owns advanced production line of coal mining bits and road milling tooth. By introducing in advanced producing techniques and assembly line, the degree of automation is high and the quality of production is stable. The main products of our company are coal mining bits, crusher pick tools, surface mining tools, trenching tools, blocks & sleeves, grader blades, foundation drilling tools and road milling tools etc. Our products are widely used in coal mining and highway maintenance and other basic projects construction. Our products are sold well domestically and exported to Europe, Australia, Africa, South America, Middle East and south East, more than 20 countries and regions. With high quality materials and skilled manufacturing techniques, our company has won recognition and reputation of customers. We are insisting on technological innovation and serving customers the first, continuous exploration and innovation to pursue perfect products and satisfy all customers.Warmly welcome friends home and abroad to visit our company. We are willing to work with friends all over the world to goOur Advantages
We can customize for you upon request.

We welcome any custom design.

Our professional engineering team is available to review your drawings,

to check your samples, and to discuss your needs for

quality replacement wear parts applied on different hardness of wear fields.
Why you should choose us as your reliable cutting teeth supplier?
1.Are you a manufacturer or trading company?

We are professional cutting teeth manufacturer. We quote prices based on your inquiry quantity, current material cost and production cost.

2. Methods of Payment:

Usually by T/T

3. Lead time:

Based on model number and order quantity, normally it takes 7-35 days for production.
Within a week, if we are in an agreement of stocking your request.

4. What is your minimum order quantity?
Our general minimum order quantity for cutting teeth is 1000pcs/each.
Sample order production is possible for initial quality access. Please contact us for more details.

5. Shipping way:

Sample order: We can use your courier account DHL/TNT/FEDEX or by air
Bulk order: From Ningbo port . By air or by sea, based on your request.

6. Why you should choose us?

Shandong Double-Win Mahinery Technology Co., Ltd has always valued end users' first hand feedback to helps us in delivering products that suits for their own use.
We appreciate feedback from customers and it is our mission to continually excel ourselves in manufacturing quality products with the relentless efforts we put in.
For the pursuit of long term business cooperation, we don't make cheap quality and offer cheap prices to lure business.
To Shandong Double-Win Mahinery Technology Co., Ltd, quality comes first. For quality guarantee, we conduct strict inspections throughout the production and after the production.
We are capable of customizing for your ground condition: we can select proper tungsten carbide tips for your different hard rock condition.
In the passion we carry, our cutting teeth will help our customers to make more money when using our teeth over bigger companies that don't know or care about individual customer requirement.
Detailed Photos
Packaging & Shipping