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Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

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    Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers
     
    Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers
    • Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers
    • Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers
    • Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers
    • Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers
    • Buy cheap Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified from wholesalers

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Ask Lasest Price
    Brand Name : FinExpress
    Model Number : FinExpress Set Screws
    Price : $0.01/pieces 10000-29999 pieces
    Payment Terms : L/C,D/A,D/P,T/T
    Supply Ability : 500000000 Piece/Pieces per Week
    Delivery Time : 7~15 Working Day
    MOQ : 1 piece in stock, 30,000 pcs customized
    • Product Details
    • Company Profile

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Grade 12.9 Black Concave End Hexagon Socket Set Screws

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Product Overview

    Our Grade 12.9 Black Concave End Hexagon Socket Set Screws are engineered for extreme durability and precision in high-stress environments. Featuring a hexagon socket (Allen key) drive, concave (cup) point, and a black protective coating, these set screws combine exceptional tensile strength with corrosion resistance.

    Made from Grade 12.9 carbon steel (the highest strength class in ISO 898-1), they are ideal for securing gears, pulleys, shafts, and other critical components in machinery, automotive systems, and industrial equipment. The black finish enhances aesthetics while providing an additional barrier against moisture and abrasion.

    Technical Specifications

    ParameterDetails
    Grade12.9 (Tensile Strength: 1200 MPa)
    Head TypeHexagon Socket (Allen) Head
    Point TypeConcave (Cup) Point
    MaterialHigh-Strength Carbon Steel (Grade 12.9)
    Surface FinishBlack Oxide or Electroless Nickel Coating
    Diameter RangeM3–M30
    Length Range6mm–150mm
    ApplicationsAutomotive, industrial machinery, aerospace, robotics, and heavy equipment

    Applications

    These set screws are widely used in:

    • Automotive Manufacturing: Securing transmission components, bearings, and drive shafts.
    • Industrial Machinery: Fastening pulleys, couplings, and motor parts under high torque.
    • Aerospace & Defense: Critical fastening in aircraft engines, landing gear, and hydraulic systems.
    • Heavy Equipment: For construction machinery, mining tools, and agricultural equipment.
    • Automation & Robotics: Ensuring vibration-resistant fastening in robotic arms and conveyor systems.

    Why Choose Our Grade 12.9 Set Screws?

    1. Unmatched Strength: Grade 12.9 ensures maximum load-bearing capacity and fatigue resistance.
    2. Corrosion Protection: Black coating extends service life in humid, chemical, or outdoor environments.
    3. Precision Engineering: ISO/DIN-compliant dimensions for seamless integration into global projects.
    4. Custom Solutions: Tailor diameters, lengths, and finishes to meet your exact specifications.
    5. Cost-Effective: Competitive pricing with bulk order discounts (minimum 500 pieces).

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 CertifiedMetric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 CertifiedMetric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 CertifiedMetric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified
    Specification
    More Detail Informations

    Available Material
    1.Stainless Steel: SS303, SS304, SS316, SS410, SS420;
    2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045;
    3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ;
    4.Aluminum: Al6061, Al6063 etc
    or as your requirements
    Head type
    CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc.
    Hardness
    Carbon Steel:HRC:28~35 ,HV450~700
    Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9)
    Finish
    Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver,
    Phosphorization,Zinc-nickel alloy plated etc.
    Sample Available
    The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost
    Delivery time
    Samples time 3-5 working days, Lead time 20-25 working days
    Pricing Term
    EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc.
    Packing
    Bulk in PE bag or Small boxes.then in carton .pallet
    Payment term
    TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc
    Management system
    ISO9001:2015
    Certificate
    ISO,ROHS
    Why Choose Us








    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 CertifiedMetric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Company Profile

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

    FAQ
    Q1: What is your main products and material supply?
    A1: Our main products are Electronic screws,Sems screws,Tapping screws,Chicago screws,Shoulder screws etc. Special Non-standard studs,Turning parts and High-end precision complex CNC Machining parts etc.
    A2: Carbon Steel, Alloy Steel, Aluminum alloy,Stainless Steel, Brass, Copper ,Titanium alloy or according to your requirement.
    Q2: When can I get the price?
    A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours.Any urgent cases, please contact us directly by phone or send email to us.

    Q3: What about the transportation and delivery date?
    A: If the weight of goods more than 80kg,Normally we use shipment to transprot the orders. It is about 20-30days . If the weight of goods less than 80kg,or there are urgent, we can send the goods via air express,It is 3~5 days.

    Q4: What's your packing?What to do in case of damaged goods during transport?
    A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
    A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.
    Q5: Can I get discounts?
    A: Yes, for big order, frequent customers, we give reasonable discounts.
    Q6: Do you have enough capacity?
    A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.
    Product Tags:

    Grade 12.9 Hexagon Socket Set Screws

      

    Concave End Socket Set Screws

      
    Quality Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified for sale

    Metric Measurement System Grade 12.9 Black Concave End Hexagon Socket Set Screws ISO9001 2015 Certified

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