Marie Jay's Metal Products Co., Limited is located in Zhuzhou, Hunan, China, which is a heavy industrial city and hometown of tungsten carbide. Marie Jay's Metal Products Co., Limited's main focus is in the metal-processing industry. We specializes in design, development, and production of metal products in the fields of tungsten carbide products, titanium & titanium alloy products, nitinol products, molybdenum products, and other casted or machined products, such as ductile iron casted & machined products, gray iron casted & machined products, aluminum casted & machined products, and copper casted or forged & machined products etc. We especially pay attention on tungsten carbide products, titanium & titanium alloy products, and nitinol products. We are a professional Chinese manufacturer and supplier. And also we work with some factories by joint stock method. Our prices are competitive, and we can supply good quality products and comprehensive services as well. We export our products and develop new products according to customers' requirements to USA, Mexico, South America, Germany and western countries etc. by working with an export company. Work with us, you will benefit financially and conveniently from our good quality and services, and competitive prices. Any future thing just contact Grace at grace.long@mj-metalproducts.com

1. Tungsten Carbide Series
Solid Carbide End Mills
Ungrounded/Precision Grounded/Customized Rods

2. Marie Jay’s Metal Products Co., Limited.
麥銳傑金屬製造有限公司
http://www.mj-metalproducts.com
Tungsten Carbide Rods’ Grades and Properties:
Grades ISO Code
Cobalt Content Density Hardness
(%) g/cm3 HRA
K10T K05-K10 4.5 – 6.0 14.95 – 15.05 92.7
YG8 K30 8 14.80 89.5
YG6 K20 6 14.95 90.5
YG6X K10 6 14.95 91.5
YL10.2 K30 10 14.50 91.8
YG13X K30-K40 13 14.30 89.5
YG15 K40 15 14.00 87.5
Applications:
Cutting Tool Industry
PCB Tools
Dies/Punches
Blades
Paper Industry
Polymer Extrusion
Gear Cutting
Other Wear Parts

3. Tungsten Carbide Rods Series
Ungrounded Tungsten Carbide Rods Precision Grounded Tungsten Carbide Rods
Sintered Tungsten Carbide Sintered Tungsten Carbide Rods
Rods with Central Coolant Hole with Two Straight CoolantHoles

4. Tungsten Carbide Rods for PCB Tools Customized Tungsten Carbide Rods
Ungrounded Tungsten Carbide Rods:
Dimensions and tolerances of ungrounded tungsten carbide rods for references
Sizes Diameter (mm) Tolerances (mm) Length (mm) Tolerances (mm) Grades
Dia 1.2×330 1.2 +0.2 330 +10
K10T
YG8
YG6
YG6X
YL10.2
YG13X
YG15
Dia 1.7×330 1.7 +0.2 330 +10
Dia 2.2×330 2.2 +0.2 330 +10
Dia 2.7×330 2.7 +0.2 330 +10
Dia 3.2×330 3.2 +0.2 330 +10
Dia 3.7×330 3.7 +0.2 330 +10
Dia 4.2×330 4.2 +0.2 330 +10
Dia 4.7×330 4.7 +0.2 330 +10
Dia 5.2×330 5.2 +0.2 330 +10
Dia 5.7×330 5.7 +0.2 330 +10
Dia 6.2×330 6.2 +0.2 330 +10
Dia 6.7×330 6.7 +0.2 330 +10
Dia 7.2×330 7.2 +0.2 330 +10
Dia 7.7×330 7.7 +0.2 330 +10
Dia 8.2×330 8.2 +0.3 330 +10
Dia 8.7×330 8.7 +0.3 330 +10
Dia 9.2×330 9.2 +0.3 330 +10
Dia 9.7×330 9.7 +0.3 330 +10
Dia 10.2×330 10.2 +0.3 330 +10
Dia 10.7×330 10.7 +0.3 330 +10
Dia 11.2×330 11.2 +0.3 330 +10
Dia 11.7×330 11.7 +0.3 330 +10
Dia 12.2×330 12.2 +0.3 330 +10
Dia 12.7×330 12.7 +0.3 330 +10
Dia 13.2×330 13.2 +0.3 330 +10

5. Dia 13.7×330 13.7 +0.3 330 +10
Dia 14.2×330 14.2 +0.3 330 +10
Dia 14.7×330 14.7 +0.3 330 +10
Dia 15.2×330 15.2 +0.3 330 +10
Dia 15.7×330 15.7 +0.3 330 +10
Dia 16.2×330 16.2 +0.4 330 +10
Dia 16.7×330 16.7 +0.4 330 +10
Dia 17.2×330 17.2 +0.4 330 +10
Dia 17.7×330 17.7 +0.4 330 +10
Sizes Diameter (mm) Tolerances (mm) Length (mm) Tolerances (mm) Grades
Dia 18.2×330 18.2 +0.4 330 +10
K10T
YG8
YG6
YG6X
YL10.2
YG13X
YG15
Dia 18.7×330 18.7 +0.4 330 +10
Dia 19.2×330 19.2 +0.4 330 +10
Dia 19.7×330 19.7 +0.4 330 +10
Dia 20.2×330 20.2 +0.5 330 +10
Dia 20.7×330 20.7 +0.5 330 +10
Dia 21.2×330 21.2 +0.5 330 +10
Dia 21.7×330 21.7 +0.5 330 +10
Dia 22.2×330 22.2 +0.5 330 +10
Dia 22.7×330 22.7 +0.5 330 +10
Dia 23.2×330 23.2 +0.5 330 +10
Dia 23.7×330 23.7 +0.5 330 +10
Dia 24.2×330 24.2 +0.5 330 +10
Dia 24.7×330 24.7 +0.5 330 +10
Dia 25.2×330 25.2 +0.5 330 +10
Precision Grounded Tungsten Carbide Rods:
Dimensions and tolerances ofungrounded tungsten carbide rods for references
Sizes Diameter (mm) Tolerances (mm) Length (mm) Tolerances (mm) Finishing
Dia 0.5×330 0.5 +0/-0.005 330 +1
Grade 9
Dia 0.6×330 0.6 +0/-0.005 330 +1
Dia 0.7×330 0.7 +0/-0.005 330 +1
Dia 0.8×330 0.8 +0/-0.005 330 +1
Dia 0.9×330 0.9 +0/-0.005 330 +1
Dia 1.0×330 1.0 +0/-0.005 330 +1
Dia 1.1×330 1.1 +0/-0.005 330 +1

6. Dia 1.2×330 1.2 +0/-0.005 330 +1
Dia 1.3×330 1.3 +0/-0.005 330 +1
Dia 1.4×330 1.4 +0/-0.005 330 +1
Dia 1.5×330 1.5 +0/-0.005 330 +1
Dia 1.6×330 1.6 +0/-0.005 330 +1
Dia 1.7×330 1.7 +0/-0.005 330 +1
Dia 1.8×330 1.8 +0/-0.005 330 +1
Dia 1.9×330 1.9 +0/-0.005 330 +1
Dia 2.0×330 2.0 +0/-0.005 330 +1
Sizes Diameter (mm) Tolerances (mm) Length (mm) Tolerances (mm) Finishing
Dia 2.1×330 2.1 +0/-0.005 330 +1
Grade 9
Dia 2.2×330 2.2 +0/-0.005 330 +1
Dia 2.3×330 2.3 +0/-0.005 330 +1
Dia 2.4×330 2.4 +0/-0.005 330 +1
Dia 2.5×330 2.5 +0/-0.005 330 +1
Dia 3.0×330 3.0 ±0.01 330 +1
Dia 4.0×330 4.0 ±0.01 330 +1
Dia 4.5×330 4.5 ±0.01 330 +1
Dia 5.0×330 5.0 ±0.01 330 +1
Dia 5.5×330 5.5 ±0.01 330 +1
Dia 6.5×330 6.5 ±0.01 330 +1
Dia 7.0×330 7.0 ±0.01 330 +1
Dia 7.5×330 7.5 ±0.01 330 +1
Dia 8.0×330 8.0 ±0.01 330 +1
Dia 9.0×330 9.0 ±0.01 330 +1
Dia 10.0×330 10.0 ±0.01 330 +1
Dia 11.0×330 11.0 ±0.01 330 +1
Dia 12.0×330 12.0 ±0.01 330 +1
Dia 13.0×330 13.0 ±0.01 330 +1
Dia 14.0×330 14.0 ±0.01 330 +1
Dia 15.0×330 15.0 ±0.01 330 +1
Dia 16.0×330 16.0 ±0.01 330 +1
Dia 18.0×330 18.0 ±0.01 330 +1
Dia 20.0×330 20.0 ±0.01 330 +1
Note: Customized precision grounded rods are available.
Sintered Tungsten Carbide Rods with Central Coolant Hole:

7. Dimensions and tolerances oftungsten carbide rods with central coolant hole for references
Sizes
Diameter
(mm)
Tolerances
(mm)
diameter
(mm)
Tolerances
(mm)
Max,
Concentricity
Length
(mm)
Tolerances
(mm)
Dia 2.50×dia 0.3×330 2.50 +0.2 0.3 ±0.10 0.20 330 -0/+5.0
Dia 3.30×dia 0.3×330 3.30 +0.2 0.3 ±0.10 0.20 330 -0/+5.0
Dia 4.00×dia 1.0×330 4.00 +0.2 1.0 ±0.15 0.20 330 -0/+5.0
Dia 4.95×dia 0.6×330 4.95 +0.2 0.6 ±0.15 0.20 330 -0/+5.0
Dia 6.00×dia 1.0×330 6.00 +0.2 1.0 ±0.15 0.20 330 -0/+5.0
Dia 6.30×dia 0.12×330 6.30 +0.2 0.12 ±0.15 0.20 330 -0/+5.0
Dia 6.30×dia 0.18×330 6.30 +0.2 0.18 ±0.15 0.20 330 -0/+5.0
Dia 6.30×dia 1.0×330 6.30 +0.2 1.0 ±0.15 0.20 330 -0/+5.0
Dia 6.45×dia 1.0×330 6.45 +0.2 1.0 ±0.15 0.20 330 -0/+5.0
Dia 7.30×dia 1.1×330 7.30 +0.2 1.1 ±0.15 0.20 330 -0/+5.0
Dia 8.0×dia 1.5×330 8.0 +0.3 1.5 ±0.15 0.20 330 -0/+5.0
Dia 8.30×dia 1.3×330 8.30 +0.3 1.3 ±0.15 0.20 330 -0/+5.0
Dia 8.55×dia 2.0×330 8.55 +0.3 2.0 ±0.15 0.20 330 -0/+5.0
Dia 9.30×dia 1.3×330 9.30 +0.3 1.3 ±0.15 0.20 330 -0/+5.0
Dia 10.0×dia 2.0×330 10.0 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 10.30×dia 2.0×330 10.30 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 10.55×dia 2.0×330 10.55 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 11.30×dia 2.0×330 11.30 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 12.0×dia 2.0×330 12.0 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 12.30×dia 2.0×330 12.30 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 12.55×dia 2.0×330 12.55 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 13.30×dia 2.0×330 13.30 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 14.00×dia 2.0×330 14.00 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 14.30×dia 2.0×330 14.30 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 14.70×dia 2.0×330 14.70 +0.3 2.0 ±0.20 0.25 330 -0/+5.0
Dia 16.0×dia 2.0×330 16.0 +0.4 2.0 ±0.20 0.25 330 -0/+5.0
Dia 16.30×dia 2.0×330 16.30 +0.4 2.0 ±0.20 0.25 330 -0/+5.0

8. Dia 16.70×dia 2.0×330 16.70 +0.4 2.0 ±0.20 0.25 330 -0/+5.0
Dia 17.30×dia 2.0×330 17.30 +0.4 2.0 ±0.20 0.25 330 -0/+5.0
Dia 17.50×dia 2.0×330 17.50 +0.4 2.0 ±0.20 0.25 330 -0/+5.0
Dia 18.0×dia 3.0×330 18.0 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Dia 18.70×dia 3.0×330 18.70 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Dia 20.0×dia 3.0×330 20.0 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Dia 20.3×dia 3.0×330 20.3 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Dia 20.7×dia 3.0×330 20.7 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Dia 22.0×dia 3.0×330 22.0 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Dia 22.3×dia 3.0×330 22.3 +0.5 3.0 ±0.25 0.30 330 -0/+5.0
Sizes
Diameter
(mm)
Tolerances
(mm)
diameter
(mm)
Tolerance
s (mm)
Max,
Concentricity
Length
(mm)
Tolerances
(mm)
Dia 24.0×dia 4.0×330 24.0 +0.5 4.0 ±0.30 0.30 330 -0/+5.0
Dia 26.0×dia 5.0×330 26.0 +0.6 5.0 ±0.35 0.30 330 -0/+5.0
Dia 28.0×dia 5.0×330 28.0 +0.6 5.0 ±0.35 0.30 330 -0/+5.0
Dia 30.0×dia 5.0×330 30.0 +0.6 5.0 ±0.35 0.30 330 -0/+5.0
Note: Customized precision grounded rods are available.
Sintered Tungsten Carbide Rods with Two Straight CoolantHoles:
Dimensions and tolerances of tungsten carbide rods with two straight coolant holes for references
Sizes
Diameter
(mm)
Tolerances
(mm)
Diameter
1 (mm)
Tolerances
(mm)
diameter
(mm)
Tolerances
(mm)
Length
(mm)
Tolerances
(mm)
Dia 4.20×dia 1.5×dia 0.9 4.20 +0.3/-0 1.5 -0.2 0.9 ±0.1 330 +5.0/-0
Dia 5.20×dia 2.0×dia 0.9 5.20 +0.3 2.0 -0.2 0.9 ±0.1 330 +5.0/-0
Dia 6.20×dia 2.0×dia 0.9 6.20 +0.3 2.0 -0.2 0.9 ±0.1 330 +5.0/-0
Dia 7.20×dia 2.0×dia 0.9 7.20 +0.3 2.0 -0.3 0.9 ±0.15 330 +5.0/-0
Dia 8.20×dia 2.0×dia 1.0 8.20 +0.3 2.0 -0.3 1.0 ±0.15 330 +5.0/-0

9. Dia 9.20×dia 2.0×dia 0.9 9.20 +0.3 2.0 -0.3 0.9 ±0.15 330 +5.0/-0
Dia 10.20×dia 2.0×dia 1.0 10.20 +0.3 2.0 -0.3 1.0 ±0.15 330 +5.0/-0
Dia 11.20×dia 5.0×dia 2.0 11.20 +0.4/-0 5.0 -0.5 2.0 ±0.15 330 +5.0/-0
Dia 12.20×dia 5.0×dia 2.0 12.20 +0.4/-0 5.0 -0.5 2.0 ±0.15 330 +5.0/-0
Dia 13.20×dia 5.4×dia 2.0 13.20 +0.4/-0 5.4 -0.5 2.0 ±0.15 330 +5.0/-0
Dia 14.20×dia 5.0×dia 2.0 14.20 +0.4/-0 5.0 -0.5 2.0 ±0.15 330 +5.0/-0
Dia 15.20×dia 5.0×dia 2.0 15.20 +0.4/-0 5.0 -0.5 2.0 ±0.2 330 +5.0/-0
Dia 16.20×dia 5.0×dia 2.0 16.20 +0.4/-0 5.0 -0.5 2.0 ±0.2 330 +5.0/-0
Dia 17.20×dia 6.2×dia 2.0 17.20 +0.5/-0 6.2 -0.8 2.0 ±0.2 330 +5.0/-0
Dia 18.20×dia 7.0×dia 2.0 18.20 +0.5/-0 7.0 -0.8 2.0 ±0.2 330 +5.0/-0
Sizes
Diameter
(mm)
Tolerances
(mm)
Diameter
1 (mm)
Tolerances
(mm)
diameter
(mm)
Tolerances
(mm)
Length
(mm)
Tolerances
(mm)
Dia 19.20×dia 6.2×dia 2.0 19.20 +0.5/-0 6.2 -0.8 2.0 ±0.2 330 +5.0/-0
Dia 20.20×dia 6.0×dia 2.0 20.20 +0.5/-0 6.0 -0.8 2.0 ±0.25 330 +5.0/-0
Dia 22.20×dia 7.0×dia 2.0 22.20 +0.5/-0 7.0 -0.8 2.0 ±0.25 330 +5.0/-0
Dia 25.40×dia 8.0×dia 2.0 25.40 +0.5/-0 8.0 -0.8 2.0 ±0.25 330 +5.0/-0
Note: Customized precision grounded rods are available.
Tungsten Carbide Rods for PCB Tools:
Recommended applications ofthe grades for PCB tools:
Grades ISO Code Applications Recommended
YF06 K05-K10 Suitable for machining composite materials, such as aluminum
magnesium alloys, plastics, reinforced plastics and carbon fiber,
iron-based alloys etc. It is recommended for making big PCB
drills of Φ3.2-6.3mm, micro drills of Φ0.8-3.2mm, micro milling tools
and reamers etc.
YU06 K05-K10 Suitable for machining glass fiber, wood, plastics, and
aluminum-magnesium alloys etc. It is recommended for making
various solid carbide tools and PCB micro drills, micro milling
tools & it is an optimal grade for PCB micro drills & micro milling
tools.
YH6F K05-K10 It is developed with Nomi composite powder with
comprehensive properties ofmore even grain size, higher
strength, hardness and toughness etc. itis especially suitable

10. for making PCB micro drills of Φ3.0-0.5mm.
YU08E It is suitable for making glass fiber, wood, plastics, paper, brass
etc. It is recommended for making PDB drills of Φ0.3-0.5mm
Dimensions and tolerances of tungsten carbide rods with two straight coolantholes for references
Sizes
Diameter
(mm)
Tolerances
(mm)
Length
(mm)
Tolerances
(mm)
Dia 3.25×38.5 3.25 +0.05/-0 38.5 +0.20/-0.20
Dia 3.5×38.5 3.5 +0.05/-0 38.5 +0.20/-0.20
Dia 4.0×38.5 4.0 +0.05/-0 38.5 +0.20/-0.20
Dia 4.5×38.5 4.5 +0.05/-0 38.5 +0.20/-0.20
Dia 5.0×38.5 5.0 +0.05/-0 38.5 +0.20/-0.20
Dia 5.5×38.5 5.5 +0.05/-0 38.5 +0.20/-0.20
Dia 6.0×38.5 6.0 0.05/-0 38.5 +0.20/-0.20
Dia 6.5×38.5 6.5 0.05/-0 38.5 +0.20/-0.20
Dia 6.85×12.8 6.85 +0.4/-0.2 12.8 +0.10/-0.10
Dia 3.25×38.7 3.25 +0.05/-0 38.7 +0.30/-0.20
Dia 3.5×12.8 3.5 +0.50/-0.20 12.8 +0.10/-0.10
Dia 4.0×12.8 4.0 +0.50/-0.20 12.8 +0.10/-0.10
Dia 4.5×12.8 4.5 +0.50/-0.20 12.8 +0.10/-0.10
Dia 5.0×12.8 5.0 +0.40/-0.20 12.8 +0.10/-0.10
Dia 5.5×12.8 5.5 +0.40/-0.20 12.8 +0.10/-0.10
Dia 6.0×12.8 6.0 +0.40/-0.20 12.8 +0.10/-0.10
Dia 6.5×12.8 6.5 +0.40/-0.20 12.8 +0.10/-0.10
Note: Customized precision grounded rods are available.
Customized Tungsten Carbide Rods:
We have a team who are working on design, development and production of new products of tungsten
carbide as well as facility and machines to machine tungsten carbide products at customers’ requests. Just

11. send us your drawings and 3D files with details such as grades, tolerances, and quantities etc. And then we
will evaluate your products and give you our bestoffer.

12. Marie Jay’s Metal Products Co., Limited.
麥銳傑金屬製造有限公司
Import & Export Dept.:
Zhuzhou M&J Import and Export Co., Ltd.
株洲麦锐杰进出口有限责任公司
Web: http://www.mj-metalproducts.com
Add: 918#, Jingu Building, 152, Huanghe South Road, Tianyuan District,
Zhuzhou, Hunan, China, 412007
Tel: +86-731-28112392
Fax: +86-731-28112381
Email: mariejmetals@gmail.com
sales@mj-metalproducts.com