Tungsten Carbide Rotary Burrs 1/4 Inch Shank for Die Grinder
Sintered Tungsten Carbide Rotary File Metal Deburring 1/4" Shank Polished Burrs OEM Customizable. Factory Direct RTS OEM Tungsten Carbide Rotary Burrs 6mm/1/4" Sintered Carbide Double Cut Polished Surface Metal Deburring Bits.
1.Is KINGTO0LS s trading comparry ora factory?We area factory. We curently have Afactories in China, namely 3in Zigong, Sichuan and 1 in Jiangxi. The building area ofeach factory shall not be less than 20000 square meters How many devices does KINGTOOLS have?
2.How many devices does KINGTOOLS have?KINGTO0LS has imported over 400 interationally advanced five axis five linkage CNC tool grinders, three coordinate tooltesters, and other equipment from Germany, which have been fully put into use. Affer 2025,itis expected to invest morein five axis linkage CNC tool grinding machines and other production equipment, making it the largest tungsten carbiderotary file manufacturer in China
3.What are the sales forms of KINGTOOLS ?We specialize in wholesale sales. customization, OEM&ODM, dropshipping, e-commerceplatform supply (Amazon. EBay. AllExpress independent websites, eto.) If you have thestrength, we can provide exolusive agents in your country
4.What products does KINGTOOLS sell ?Our main product is tungsten carbide rotary files. At the same time, we can sell tungstencarbide powder, blanks.steel handles, tungsten carbide rotary files welding semi-finishedproducts, CNC tool grinder equipment. milling cutters, bars.(currently nail files, dental dnillshave been Started production and polishing test in China)
5.What services can KINGTOOLS provide ?【Free sample】【Free laser marking】【Quality assurance】【Label customization】【Arrival guarantee】【Packaging customization】
【Test compensation】
Product Overview
Finish machining various kinds of die cavities.
Removing the burrs of the castings,forings and thewelding spatter on the weld assemblies.
Chamfering angle,circular bead orflute on the machanical components.
Chamfering or burring the pipes.
Polishing the impeller channel.
Grinding the hole to an accurate shape.
Technical Specifications
Available Sizes:
- Head Diameter: 2.35mm, 3mm, 6mm, 6.35mm, 8mm, 10mm, 12mm, 12.7mm, 14mm, 16mm, 20mm, 25mm
- Shank Diameter: 3mm, 6mm, 8mm
- Extended lengths available upon request
Tolerances:
- Head diameter: +0.3 to +0.5mm
- Head cutting part: +0.5 to +1.0mm
- Shank diameter: +0 to +0.04mm
- Total length: ±0.1mm
Set Configurations:
- Available in 3, 5, 6, 8, 10, 12, or 14-piece sets
- Packaging options: Aluminum cases or plastic sets
- Custom configurations available to meet specific requirements
Applications:
Milling, weld dressing, deburring, cutting holes, surface work, and precision machining

| We only produce carbide burrs and strive to do well And we have quality and price advantages! |
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 |
KINGTOOLS Welding Technology:
100% Flat bottom silver welding tungsten carbide burrs (R-Handle/Step-Hand/Overall Alloy) |
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 Long Shank Burrs |
Miniature & Regular Sizes Single cut & Double cut Aluminum Cut & Diamond Cut & Coarse Cut & Customed |
Carbide Burrs Set: 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?


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Chengdu Joint Carbide Co.,Ltd Established on January 21, 2019, Zigong Joint Carriage Co., Ltd. is the sales subsidiary of Itd in Chengdu. We are a manufacturer of hard alloy cutting tools, established in 2007, covering an area of nearly 20000 square meters. We are a high-tech enterprise that integrates research and development, production, and sales (certificate number GR201951000516). We produce hard alloy cutting heads, rotating burrs, tungsten composite rods, hard alloy drill bits, hard alloy rods, rotating burrs blanks, and other hard alloy products from China.
We have introduced More than 430 German five axis five linkage CNC tool grinders and three coordinate optical tool detectors. The daily production can reach 25000-30000 pieces. We are the only rotary file enterprise in China that independently produces the entire process from raw materials to finished products. Currently, our company has become the largest rotary file production base in the country. Provide high-precision, high-speed, and efficient solutions for hard alloy products and metal polishing in the mechanical manufacturing industry.
We have the world's advanced raw material hard alloy formula technology, optimized advanced manufacturing processes, and the largest scale production equipment.
Our mission :Is 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;
Our Certificates
Packaging & Shipping