JOINT CARBIDE CO., LTD.
                                                                                                           
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19 Years
Since 2007
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150mm Long Shank Tungsten Carbide Rotary Burrs for Deep Lock Hole Processing with Extra Long Carbide Die Grinder Bits

Price Negotiable
Price: CN¥8.36-27.79
MOQ: 100 pcs
Delivery Time: 7-15 Days
Brand: KINGTOOLS
Product Description
Long Shank 150mm Tungsten Carbide Rotary Burrs for Deep Lock Hole Processing
Product Overview
Tungsten Carbide Rotary Burrs with 1/4 Inch Shank for Die Grinder. Sintered Tungsten Carbide Rotary File for Metal Deburring with 1/4" Shank Polished Burrs. Factory Direct RTS OEM Tungsten Carbide Rotary Burrs 6mm/1/4" Sintered Carbide Double Cut Polished Surface Metal Deburring Bits.
Tungsten Carbide Rotary Burrs product overview
Company Information
Chengdu Joint Carbide Co., Ltd - Established on January 21, 2019, we are a manufacturer of hard alloy cutting tools established in 2007, covering nearly 20,000 square meters. We are a high-tech enterprise that integrates research and development, production, and sales (certificate number GR201951000516).
Production Capacity
Daily production capacity: 25,000-30,000 pieces
Advanced Equipment
Over 430 German five-axis five-linkage CNC tool grinders and three-coordinate optical tool detectors
Complete Process
Only rotary file enterprise in China that independently produces the entire process from raw materials to finished products
Our Mission
To provide the best overall polishing solution for the mechanical manufacturing industry
Our Vision
To become the world's largest production base for grinding and cutting tools
Applications
  • Finish machining various kinds of die cavities
  • Removing burrs of castings, forgings and welding spatter on weld assemblies
  • Chamfering angle, circular bead or flute on mechanical components
  • Chamfering or burring pipes
  • Polishing impeller channels
  • Grinding holes to accurate shapes
Wide Range of Applications
  • Locksmithing: Specialized in drilling out high-security lock cylinders, removing broken keys, and expanding lock bolt slots on hardened steel frames
  • Metalworking: Perfect for deburring, contouring, and finishing of cast iron, stainless steel, and non-ferrous metals
  • Mold & Die: High precision grinding for complex mold cavities and deep hole processing with our Extra Long Shank series
  • Automotive: Ideal for cylinder head porting, engine modification, and heavy-duty truck maintenance
  • Woodworking & DIY: Exceptional performance in carving hard woods and creating intricate details for art crafts
Product Specifications
Specification Range
Head Diameter 1/8"-1" (3-25 mm)
Head Length 1/8"-127⁄64in (3-36 mm)
Shank Diameter 1/8"-15/32" (3mm-12mm)
Overall Length 38mm-81mm
Handle Length Conventional 45mm
Available Shapes
SA: Cylinder Shape Burrs | SB: Cylinder Shape with End Cut Burrs | SC: Cylinder Shape with Radius End Burrs | SD: Ball Shape Burrs | SE: Oval Shape Burrs | SF: Tree Shape with Radius End Burrs | SG: Tree Shape with Pointed End Burrs | SH: Flame Shape Burrs | SJ: 60 Cone Shape Burrs | SK: 90 Cone Shape Burrs | SL: Taper with Radius End Burrs | SM: Cone Shape Burrs | SN: Inverted Cone Shape Burrs | ST: RAR Burrs
Additional Options
Long Shank Burrs | Miniature & Regular Sizes | Single cut & Double cut | Aluminum Cut & Diamond Cut & Coarse Cut & Customed
Carbide Burrs Sets
4pcs/5pcs/6pcs/8pcs/10pcs/20pcs | (1/8"Shank Dia) 3X3mm Carbide Burrs Set | (1/4"Shank Dia) 3X6mm Carbide Burrs Set | Customed Burrs Set
Why Choose Us
We only produce carbide burrs and strive to do well. And we have quality and price advantages!
KINGTOOLS Welding Technology
100% Flat bottom silver welding tungsten carbide burrs (R-Handle/Step-Hand/Overall Alloy)
Our Services
  • Free sample
  • Free laser marking
  • Quality assurance
  • Label customization
  • Arrival guarantee
  • Packaging customization
  • Test compensation
Sales & Distribution
We specialize in wholesale sales, customization, OEM&ODM, dropshipping, e-commerce platform supply (Amazon, eBay, AliExpress, independent websites, etc.). If you have the strength, we can provide exclusive agents in your country.
Product Images
Carbide burrs application examples Tungsten carbide rotary burrs close-up Burr shapes and sizes Industrial application of carbide burrs Precision grinding with carbide burrs Recommended burr models Product packaging and labeling Quality assurance features Manufacturing process Company certificates and qualifications Product packaging and shipping Factory facilities and equipment

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company JOINT CARBIDE CO., LTD.
Location No. 1700, North Section of Tianfu Avenue, High-Tech Zone, Chengdu, Sichuan, China
Contact Person Eason

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