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Precision manufacturing. Stronger together.Manufacturing Services & Support

From prototype to production, coordinated manufacturing solutions for your custom parts.

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Solutions

Thermal Technologies

Choose air- or liquid-cooling components around your thermal and mechanical requirements.

Stepped aluminum heat sink with copper contact insert — illustrative concept
Explore Thermal Technologies

Heat Sinks

Liquid Cooling

AI & Data Center Cooling

Manufacturing support for your cold plates, manifolds and cooling assemblies.

Processor cold plates and distribution manifold — illustrative concept
Explore AI Cooling

AI Compute Cooling

Distribution & Assembly

AI Cooling Interfaces
  1. Cold PlateHeat-source interface
  2. ManifoldCoolant distribution
  3. CDU InterfaceConnection requirements
  4. Rack / LoopAssembly integration
Review component fit across your cooling system.

Industry Cooling Solutions

Find components for your power electronics, energy, laser and telecom application.

Machined power module cooling plate — illustrative concept
Explore Industry Cooling

Power Electronics

EV & Energy

Laser & Telecom

Industries

High-Tech & Electronics

Components for your electronic systems.

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Applications & Project Inquiries

Precision & Advanced Systems

Start with your functional and quality requirements.

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Applications & Project Inquiries

Industrial & Energy

Build around your operating environment.

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Applications & Project Inquiries

Materials

From prototype to production, review material performance, manufacturability and cost for your part.

Engineering Plastics

Match your polymer to function, process and environment.

→
ABS — illustrative material conceptABSReview enclosure and molding needs›Polycarbonate (PC) — illustrative material conceptPolycarbonate (PC)Discuss clarity and impact needs›Nylon (PA) — illustrative material conceptNylon (PA)Review moisture and wear conditions›POM / Acetal — illustrative material conceptPOM / AcetalReview fit and sliding features›PEEK — illustrative material conceptPEEKDiscuss operating conditions›PTFE — illustrative material conceptPTFEReview friction and chemical exposure›ULTEM / PEI — illustrative material conceptULTEM / PEIDiscuss thermal and electrical needs›

Elastomers & Specialty Materials

Confirm grade availability and application requirements.

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Elastomers
Silicone / LSR — illustrative material conceptSilicone / LSRDiscuss flexible component needs›TPU / TPE — illustrative material conceptTPU / TPEReview flexibility and processing›EPDM — illustrative material conceptEPDMReview weathering and chemical exposure.›NBR — illustrative material conceptNBRReview oil and fuel exposure.›FKM — illustrative material conceptFKMReview temperature and chemical exposure.›
Specialty Materials
G10 / FR4 — illustrative material conceptG10 / FR4Review insulation and laminate needs›Composites — illustrative material conceptCompositesReview stiffness, weight and laminate.›Customer-Specified MaterialsConfirm your grade and requirements.›Other Specialty MaterialsDiscuss your application and grade.›
Resources

Design & Engineering

Practical guidance for your part geometry and material decisions.

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Cost & Planning

Prepare your process, budget and sourcing questions.

Explore Planning Topics

Learn & Proof

Build your knowledge before production.

Explore Learning Paths
About Us

About LK MFG

Learn who we are and how we operate.

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Get in Touch

Find our U.S. support team or start a conversation.

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sales@lkmfg.com (945) 409-1013

1750 Briercroft Ct, Suite 204
Carrollton, TX 75006, USA

Wide industrial catalog arrangement of high-speed-steel tooling concepts on LEFT half: three short stout stepped precision punches, a compact rectangular form-tool blank with a broad scalloped profile, and a thick hexagonal wear insert with two offset apertures — illustrative generated component concept
Illustrative component concept

M2 Tool Steel Machining for Your Precision Tooling

For your M2 tool steel machining services inquiry, connect your working profile and mounting fit to the actual supplied state. Agree the thermal route, finishing stock, surface and edge requirements before production.

AISI M2Identify your high-speed-steel product specification.
Profile & SupportDefine the working edge and locating fit.
Supplied ConditionConfirm before machining.
Final AcceptanceAgree fit, condition and records.

Know Your M2 Material Before You Order

M2 high speed steel is used for tooling where the working profile and final condition matter together. Review M2 tool steel properties against your actual product, section and duty; the grade name alone does not define the supplied hardness or final fit.

M2 High-Speed Tool Steel

For European sourcing, review 1.3343 / EN HS6-5-2C and the exact product specification. Producer comparison names support review; they do not approve a substitute.

2 States to Separate

Initial machining stock and hardened tooling need different process planning. Confirm the actual state before choosing the cutting and finishing route.

M2 Tool Steel Composition

ElementS600 listed wt.% · 09.2026
C0.90
Cr4.10
Mo5.00
V1.80
W6.20

BÖHLER S600 long-product reference, September 2026 sheet. Listed data are not a lot test report or universal M2 acceptance range; verify the supplied product.

Connect Profile, State and Finish

DecisionYour required input
Working geometryProfile, support and mating or locating features.
Complete routeSupplied state, treatment provider and remaining stock.
Final evidenceGeometry, surface, edge and condition requirements.

Do not infer a finished cutting tool or guaranteed tool life from a machined blank.

Compare Selected Alloy Content

Producer typical / average analysis · wt.% · common axis 0–12%

M2 / S600 · Mo
5.00%
D2 / K110 · Mo
0.75%
M2 / S600 · Cr
4.10%
D2 / K110 · Cr
11.30%
06%12%

Chemistry comparison only. These bars do not measure toughness, wear resistance, hardness or your material lot. Different producer analyses are not acceptance limits.

BÖHLER S600 · 09.2026 reference ↗ SIJ M2 comparison names ↗ D2 / K110 chemistry comparison ↗

From M2 Stock to Your Finished Tooling

M2 tool steel machinability depends on the supplied condition and the feature being made. Confirm the process sequence for your actual part.

A thick hexagonal tooling insert on a magnetic chuck below a guarded surface-grinding wheel, narrow visible wheel segment contacts the broad reference face with controlled grinding coolant. — illustrative generated component concept
Illustrative component concept

Precision Grinding

Define M2 tool steel grinding services around final datums, retained stock and surface acceptance.

Explore Precision Grinding →
A stout rectangular form-tool blank with an open rounded scalloped through-profile in a wire EDM machine, one hair-thin vertical wire and credible upper guide with dielectric, no milling spindle or dramatic sparks. — illustrative generated component concept
Illustrative component concept

Wire EDM

Connect M2 tool steel wire EDM services to appropriate through profiles and final surface requirements.

Explore Wire EDM →
A unique compact tooling block with two unequal rounded polygonal pockets, broad mounting pads and offset dowel bores, securely clamped during carbide milling under localized coolant. — illustrative generated component concept
Illustrative component concept

CNC Milling

Review relief access and initial stock removal in the actual supplied state.

Explore CNC Milling →
A stout punch-holder blank in a collet lathe, insert tool finishing a short broad shoulder with a visible cutting-fluid stream and realistic wet chips. — illustrative generated component concept
Illustrative component concept

CNC Turning

Plan supported punch shanks, sleeves and locating shoulders.

Explore CNC Turning →

Custom M2 Tool Steel Parts for Your Tooling

Select the tooling component, then connect machining, working condition and final acceptance.

Define Your Precision Punches Before Cutting

For your M2 tool steel punches, show the working tip, supported shank and mounting shoulder. Connect the final profile and working condition to the material being worked.

Your decisionWhat to define
Your fitWorking tip, supported length, locating shank and shoulder relationship.
Your processMachining state, specified thermal route and final finishing.
Your approvalControlled geometry, working condition and receiving evidence.
Three short precision punch concepts with broad heads and different stepped blunt oblong and round working tips, generous shoulder radii and ground locating shanks on granite. — illustrative generated component concept
Illustrative component concept

Resolve 6 Risks Before Releasing Your M2 Drawing

Connect working profile, supplied state and final fit before approving the first route.

Agree the Full Thermal and Finishing Route

For M2 tool steel heat treatment, define the actual section, working requirement, provider and records. Agree remaining stock and datum recovery rather than assuming a universal movement allowance.

01 · Requirement

Show the working load and controlled feature.

02 · Route

Agree section, working state and finish stock.

03 · Evidence

Verify the finished geometry and specified condition.

Rough machineTreat if specifiedFinishInspect
A rough form-tool blank with broad finishing-stock bands on its stepped scalloped profile, supported on parallels beside a separate precision straightedge, no simulated quench warping. — illustrative generated component concept
Illustrative component concept

Verify Your M2 Tooling at 3 Stages

01 · Incoming material

Identity, stock form and supplied state.

02 · Specified treatment

Actual working condition and remaining stock.

03 · Finished tooling

Functional geometry, protection and records.

Review the Sample Through the Complete Route

Check datum recovery, finish stock and accessible working geometry. Agree the first finished profile and condition evidence before repeat production.

  • Specified M2 product and supplied condition.
  • Final working features and locating fits.
  • Agreed treatment, surface protection and records.

Sampling and document scope are agreed with your quotation.

Quality Assurance →
A first-machined stout punch holder with two broad locating lands on granite, height-gauge stylus physically touching the upper reference plane, no numeric display. — illustrative generated component concept
Illustrative component concept

Agree Your Working Surface

A thick rectangular tooling coupon with two unequal shallow notches and a small offset bore, uniform fine ground texture across broad reference face. — illustrative generated component concept
Illustrative component concept
As Ground
A small stout punch-holder coupon with broad square flange and central stepped bore, clearly dark matte black oxide exterior, bright ground locating shoulder only. — illustrative generated component concept
Illustrative component concept
Black Oxide
A short thick stepped high-speed-steel bushing coupon with restrained satin grey outside surface and bright locating end faces, treatment appearance review only. — illustrative generated component concept
Illustrative component concept
Treatment Review
A compact scalloped form-tool sample with muted bronze-gold appearance on a broad upper pad and uncoated grey datum faces, credible masked boundaries, no finish-performance claims. — illustrative generated component concept
Illustrative component concept
Coating Review

Illustrative appearance only. Review process compatibility, masking and final fit for the actual working condition. No coating or treatment is included unless agreed.

Surface Finishing →

M2 vs D2: Define Your Working Requirement

DecisionWhat your drawing must resolve
Profile and edge supportWorking material, local section and final profile acceptance.
Wear and finishingMaterial being worked, contact and final process route.
European sourcing1.3343 / EN HS6-5-2C is a producer comparison. Confirm purchase specification and condition.

A chemistry bar does not rank service life or approve a substitute.

Review D2 Tool Steel →
LK Dongguan factory exterior — user-supplied photograph
LK Dongguan factory · user-supplied photograph

Coordinate Your Drawing and Receiving Requirements

Connect China manufacturing with Dallas-area coordination for your drawing review, sample decisions and delivery requirements.

6 Inputs for Your M2 Quote

01CAD and controlled drawing
02M2 product specification and stock form
03Supplied condition and treatment responsibility
04Trial and repeat quantities
05Working profile, locating fit and surface requirements
06Inspection records and delivery needs

Answers Before You Specify M2

What M2 tool steel hardness should I specify?

State the actual tooling duty, section, test method and locations. Supplied state and final working hardness are separate requirements; a producer chart is not a guarantee for every custom part.

What changes for M2 tool steel grinding after hardening?

Confirm the actual final condition, remaining stock, reference faces and required surface. Agree the grinding route and inspection after finishing; do not apply one wheel, allowance or tolerance to every profile.

Can wire EDM make my whole form-tool geometry?

Review the actual geometry. Wire EDM suits appropriate through profiles, while blind features, reliefs and final edge preparation may need another agreed process. Confirm access and final surface acceptance before quoting.

Is an M2 form-tool blank a finished cutting tool?

Define the supplied scope. A machined blank or profile does not automatically include relief grinding, sharpening, coating, complete tool inspection or application validation.

Does M2 tool steel rust?

M2 is not a stainless material specification. Agree suitable cleaning, storage and shipment protection without changing the working profile or mounting fit.

Can M2 tool steel be welded?

Treat repair or joining as a separate engineering review. Identify the actual steel, existing condition, section and required final properties before agreeing a procedure and post-repair acceptance.

Can I substitute 1.3343 / HS6-5-2C?

Use producer comparison names to review the supply, then confirm the exact product specification and supplied state. A European reference or similar M2-family name does not approve an automatic substitute.

How much does M2 tool steel machining cost?

For your M2 tool steel machining quote, send CAD, the controlled drawing, quantities, supplied state, treatment responsibility, profile and final-surface requirements. Include any separate sharpening, coating or inspection scope.

Compare Tool Steel Grades → Tooling, Molds & Dies →