MST Corporation, established in 1937, is Japan's first tool holder manufacturer, specializing in high-precision tooling holders and shrink-fit holders with over 74 years of history. The company is recognized for its original and unique product development capabilities, offering industry-leading technology and qualityMSTCorporation,establishedin1937,isJapan'sfirsttoolholdermanufacturer,specializinginhigh-precisiontoolingholdersandshrink-fitholderswithover74yearsofhistory.Thecompanyisrecognizedforitsoriginalanduniqueproductdevelopmentcapabilities,offeringindustry-leadingtechnologyandquality
Key Products/TechnologiesKeyProducts/Technologies
SLIMLINE shrink-fit holder series: 2 Piece Type Modular (over 4,000 combinations possible), Mono 3° (high efficiency), Mono Curve (for 5-axis machining and small-diameter end mill machining of large molds), Uno (0.5 micrometer accuracy for mirror finishing and micro drilling), Hyper Version (prevents cutter slippage in heavy-duty end mill machining), Z (anti-slip feature), Straight Arbor (extends cutting tool length) product linesSLIMLINEshrink-fitholderseries:2PieceTypeModular(over4,000combinationspossible),Mono3°(highefficiency),MonoCurve(for5-axismachiningandsmall-diameterendmillmachiningoflargemolds),Uno(0.5micrometeraccuracyformirrorfinishingandmicrodrilling),HyperVersion(preventscutterslippageinheavy-dutyendmillmachining),Z(anti-slipfeature),StraightArbor(extendscuttingtoollength)productlines
MILL BORE: A tool holder for exchangeable cutters combining SLIMLINE shrink-fit holders with carbide arbors, optimized for helical boring, reducing setup time and solving chip problems, compatible with various indexable toolsMILLBORE:AtoolholderforexchangeablecutterscombiningSLIMLINEshrink-fitholderswithcarbidearbors,optimizedforhelicalboring,reducingsetuptimeandsolvingchipproblems,compatiblewithvariousindexabletools
Shrink-Fit Heaters: HEAT ROBO (exclusive heating device for SLIMLINE), HEATROBO DENJI 2500 (2.5kW induction heater for 3-16mm diameter holders), Heat Robo Automatic Shrink-Fit System (automates the shrink-fit process, safe design considering holder and heating coil temperature, electromagnetic induction heating, supports φ3–8 tool diameters), Shrink-fit holder Chiller (increases shrink-fitting work efficiency)Shrink-FitHeaters:HEATROBO(exclusiveheatingdeviceforSLIMLINE),HEATROBODENJI2500(2.5kWinductionheaterfor3-16mmdiameterholders),HeatRoboAutomaticShrink-FitSystem(automatestheshrink-fitprocess,safedesignconsideringholderandheatingcoiltemperature,electromagneticinductionheating,supportsφ3–8tooldiameters),Shrink-fitholderChiller(increasesshrink-fittingworkefficiency)
Other Tooling Systems: Collet chucks, milling chucks, angle heads (ANGLE HEAD HALF, ANGLE HEAD HALF mini), DETa-1 collet holders, milling arbors (FMH RIGID TYPE), spindle cleaners (STAR DUST), test bars (CHECKMATE), work-holding jigs (SMART GRIP), preventive maintenance tools, HSK-T Tooling Systems for multi-tasking machinesOtherToolingSystems:Colletchucks,millingchucks,angleheads(ANGLEHEADHALF,ANGLEHEADHALFmini),DETa-1colletholders,millingarbors(FMHRIGIDTYPE),spindlecleaners(STARDUST),testbars(CHECKMATE),work-holdingjigs(SMARTGRIP),preventivemaintenancetools,HSK-TToolingSystemsformulti-taskingmachines
Core Technologies: Use of special steel with 1.6 times higher thermal expansion coefficient than conventional steel, enabling low-temperature shrink fitting at 300℃ to prevent material deformation and extend tool life, ultra-slim holder tip wall thickness of 1.5mm to expand machining area, utilization of CNC/CAD/CAM machining and design technologiesCoreTechnologies:Useofspecialsteelwith1.6timeshigherthermalexpansioncoefficientthanconventionalsteel,enablinglow-temperatureshrinkfittingat300℃topreventmaterialdeformationandextendtoollife,ultra-slimholdertipwallthicknessof1.5mmtoexpandmachiningarea,utilizationofCNC/CAD/CAMmachininganddesigntechnologies
Core AdvantagesCoreAdvantages
Long history and accumulated technological expertise: Established in 1937 as Japan's first tool holder manufacturer, building a unique position and reliability in the industry for over 74 yearsLonghistoryandaccumulatedtechnologicalexpertise:Establishedin1937asJapan'sfirsttoolholdermanufacturer,buildingauniquepositionandreliabilityintheindustryforover74years
Original product development capability: Continuously launching innovative products that support productivity improvement, based on proprietary technology and quality, earning a reputation for excellenceOriginalproductdevelopmentcapability:Continuouslylaunchinginnovativeproductsthatsupportproductivityimprovement,basedonproprietarytechnologyandquality,earningareputationforexcellence
Proprietary special steel and low-temperature shrink-fit technology: Special steel with 1.6 times higher thermal expansion coefficient than standard steel, allowing low-temperature (300℃) shrink fitting, preventing material deformation, extending tool life, and providing strong clamping forceProprietaryspecialsteelandlow-temperatureshrink-fittechnology:Specialsteelwith1.6timeshigherthermalexpansioncoefficientthanstandardsteel,allowinglow-temperature(300℃)shrinkfitting,preventingmaterialdeformation,extendingtoollife,andprovidingstrongclampingforce
Highest level of precision and machining efficiency: Guaranteeing 0.5 micrometer (μm) accuracy with SLIMLINE Uno models, crucial for achieving mirror finish milling and micro drillingHighestlevelofprecisionandmachiningefficiency:Guaranteeing0.5micrometer(μm)accuracywithSLIMLINEUnomodels,crucialforachievingmirrorfinishmillingandmicrodrilling
Extensive product lineup and modular system: Over 4,000 variations in the SLIMLINE 2 Piece Type Modular system, offering flexible solutions for diverse machining requirementsExtensiveproductlineupandmodularsystem:Over4,000variationsintheSLIMLINE2PieceTypeModularsystem,offeringflexiblesolutionsfordiversemachiningrequirements
Innovation in automation and maintenance: Solutions like the Heat Robo Automatic Shrink-Fit System and CLEAN BOX baby contributing to enhanced operational efficiency and extended tool longevityInnovationinautomationandmaintenance:SolutionsliketheHeatRoboAutomaticShrink-FitSystemandCLEANBOXbabycontributingtoenhancedoperationalefficiencyandextendedtoollongevity
Target IndustriesTargetIndustries
Metalworking industryMetalworkingindustry
Machine tool industryMachinetoolindustry
Die and mold manufacturing industryDieandmoldmanufacturingindustry
CNC machining industryCNCmachiningindustry
Heavy-duty machiningHeavy-dutymachining
5-axis machining5-axismachining
Deep cavity machiningDeepcavitymachining
Drilling and tappingDrillingandtapping
Helical boring machiningHelicalboringmachining
Aerospace industry (tooling system application area)Aerospaceindustry(toolingsystemapplicationarea)
Automotive industry (tooling system application area)Automotiveindustry(toolingsystemapplicationarea)
Medical industry (tooling system application area)Medicalindustry(toolingsystemapplicationarea)
Electronics industry (tooling system application area)Electronicsindustry(toolingsystemapplicationarea)
Semiconductor industry (tooling system application area)Semiconductorindustry(toolingsystemapplicationarea)
Energy industry (tooling system application area)Energyindustry(toolingsystemapplicationarea)
Major MarketsMajorMarkets
Japan, Thailand, Hong Kong, South Korea, Vietnam, ChinaJapan,Thailand,HongKong,SouthKorea,Vietnam,China
Germany, ItalyGermany,Italy
USAUSA
Certifications/PatentsCertifications/Patents
Award for Excellence at the 29th Medium and Small-Sized Enterprises Excellent New Innovative Technologies and Products Award (for Smart Grip work-holding system)AwardforExcellenceatthe29thMediumandSmall-SizedEnterprisesExcellentNewInnovativeTechnologiesandProductsAward(forSmartGripwork-holdingsystem)
Encouragement Award at the 31st Medium and Small-Sized Enterprises Excellent New Innovative Technologies and Products Award (for STAR DUST cleaning tool for spindle taper holes)EncouragementAwardatthe31stMediumandSmall-SizedEnterprisesExcellentNewInnovativeTechnologiesandProductsAward(forSTARDUSTcleaningtoolforspindletaperholes)
Possession of technological competitiveness through the capability to develop original and unique productsPossessionoftechnologicalcompetitivenessthroughthecapabilitytodeveloporiginalanduniqueproducts