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MTHR A55 Carbide Boring Tool Micro Inner Thread Precise For Small Lathe

negotiable , per the quantity and specification of order
MTHR A55 Carbide Boring Tool  Micro Inner Thread Precise For Small Lathe
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Brand Name: Drow
Material: 100% New Tungsten Carbide
Model Number: MTHR A55 Inner Threading Tool
Accuracy: ±0.005mm
Customized Support: OEM,ODM,OBM
Coating: To Be Defined Per Your Different Demands And Application
Flute Length: 10.0~25.0mm
Shank Diameter: 4.0~7.0mm
Shank Type: Rear End Tilt
Hardness: HRA 91-93.5
Penetration Depth:: 0.40~1.80mm
Tip Arc: R0.05-R0.15
Usage: Internal Turning And Threading
Workpiece Material: Steel,Stainless Steel,Cast Iron And So On
Controlling Mode: Micro Turning Machine,CNC Lathes Etc
High Light:

MTHR A55 Carbide Boring Tools


Precise Carbide Boring Tools


MTHR A55 Micro Boring Tools

Basic Infomation
Place of Origin: Dongguan,China
Brand Name: Drow
Certification: ISO9001
Model Number: MTHR A55 Inner Threading Tool
Payment & Shipping Terms
Packaging Details: 1. Each tungsten steel boring tool comes with plastic tube, 10 pieces per set ; 2. Then packaged in carton with bubble films . Other package is available as your requirement
Delivery Time: Depend on the quantity. Usually 3~15 workdays if in stock; Over 500pcs need to be negotiated;
Payment Terms: T/T etc
Supply Ability: 100*1000 pcs/month
Product Description

MTHR A55 Easy To Position,Micro Inner Thread Precise Boring Tool For Small Lathe





Application Field:
The MTHR A55 is an internal boring and turning tool with 55° angle tips , widely used for inner hole threading finishing in Mini Turning Lathe.Different to round shank MIR A55, MTHR A55 is rear end tilt and suitable for locking precise tool holders. Besides, with different advanced nano coating on ultrafine carbide, this tool achieves high smooth machining surface and wear resistance. It is ideal for wide range of materials, particularly stainless steels and various alloys etc.

Product Details--- MTHR A55 Inner Threading Tool

  • Tool Material : 100% virgin tungsten carbide.
  • Usage: For Internal threading machining.Inner hole dental cutter.
  • Hardness: HRA91~93.5
  • Accuracy: ±0.005mm
  • Coating :To be defined per your application. Smooth fine surface of coated carbide provides good surface finish.
  • Mainly Difference to MIR A55: a.Rear end tilt while MIR A55 is round shank. b. Different coating. c. suitable for different tool holder.
  • Tool production : Our strong R&D power and advanced equipment can always support us to meet your various requirement.

Summary product information as below:

Brand Name: Drow
Model Number: MTHR A55 Inner Threading Tool
Customized support: OEM, ODM.
Standard: ISO
Product type: Solid carbide boring tiny tool
Material: Tungsten Carbide,100% new Material
Coating: To be defined per your different demands and application
Hardness: HRA 91~93.5
Flute length 10.0~25.0mm
Flute color: bronze,matte
Precision: ±0.005mm
Shank diameter: 4.0~7.0mm
Shank type rear end tilt
Tip arc: R0.05-R0.15
Tip angle θ: 55°
Penetration depth 0.40~1.80mm
Mainly Difference to MIR A55: a.Rear end tilt while MIR A55 is round shank.
b.Different coating.
c. Suitable for different tool holder.
Sample Order: Acceptable
Usage: Internal turning and threading
Workpiece Material: Steel,Stainless steel,Cast iron and so on
Machining type: Semi-Finishing/Finishing

Product Features:
1.No need to re-calibrate tools Reduce time cost Improve efficiency.
2.The boring tool is integrally formed. Besides,unique chip flute design reduces chip buildup Improve processing efficiency.
3.The whole process adopts five-axis machine tool for precision grinding.High precision of the r-angle of the tool tip,and the cutting edge is smooth under the 500 times microscope.
4.Slotted design on the side of the inclined position at the tail, with the center water outlet cutter sleeve,it can realize internal cooling processing.
5.Solid carbide boring bars are precisely positioned into the adaptor by a locating pin.Set screw clamp bars ensure increased stability for rigid clamping.
6.Change the tool with the same type through the positioning pin,and the total extension length is the same.

Product Specification:

MTHR A55 Carbide Boring Tool  Micro Inner Thread Precise For Small Lathe 0

Model Minimum diameter of machining hole(mm)ΦA ΦD r L1 L2 F S θ Pitch Range JS25 AL25
MTHR0431L10A55-N-(C) 3.1 4 0.05 35 10 2.9 1.0 55 48-24
MTHR0441L12A55-N-(C) 4.1 4 0.05 37 12 3.9 1.2 55 48-24
MTHR0551L15A55-N-(C) 5.1 5 0.08 40 I5 4.9 1.6 55 48-16
MTHR0661L20A55-N-(C) 6.1 6 0.08 45 20 5.9 1.9 55 48-12
MTHR0771L25A55-N-(C) 7.1 7 0.15 54 25 7.9 2.5 55 26-11
●:In Stock (C): Support internal coolant customization JS25,AL25: coating code

Why choose us:

1.Advanced Technology: Complex surfaces and functional structures can be quickly formed and kept accurate.
2.Short Machining Period: Short production cycle to ensure delivery on time according to the delivery date.
3.Crowned Product: High quality guaranteed.High precision, up to 0.005-0.001mm.
4.Confidentiality System: Triple confidentiality measures to protect customer’s private design. Proofing more assured.
5.Fully Equipment: Excellent processing capacity, multiple production lines, advanced equipment, professional supporting facilities.
6.Cost-effective: Reasonable design and material selection lead us to a competitive price, so that could help supply customers cheaper price of the same level products .

Quality Inspection
1.Projector detection
2.ZOLLER detection
3.Swis edging
4.German forging difference process detection
5.Edge passivation detection
6.Coreless grinding

Q1:Do you produce special cutting tools?
A: Yes,we specialize in customized cutter fabricate and translate the most complex cutting idea into reality, tools manufactured by us are designed and customized for various demanding applications and variety materials!
Q2:Do you accept low volume for sample order? And what’s your MOQ for special tools?
A: Yes, we do. For sample order, MOQ one piece is accepted, and the sample lead time is 2-3 days. It can be negotiated for special requirement.
Q3:If we want to cooperate with you, is it possible to get confidentiality?
A: Sure, all your information including company info, drawings, PO details will be kept confidential, we can signed NDA if you want (non disclosure agreement).
Q4: What is your terms of payment?
A: T/T 30% as deposit, and 70% balance before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q5: what can you buy from us?
A: Carbide insert,carbide end mill,carbide drill,carbide boring,cutting tools&customized carbide precision molds.

Q6: What's your delivery way?

A: According to the requirements of customers,we will provide the best transportation service


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