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860Pcs M2-M5 Metric Screws, 10.9 Alloy Steel Hex Bolts & Nuts Kit - size: M2 M3 M4 M5 860pcs 2

860Pcs M2-M5 Metric Screws, 10.9 Alloy Steel Hex Bolts & Nuts Kit - size: M2 M3 M4 M5 860pcs 2

$16.38 USD
$16.38 USD
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About this item

  • 【Best 10.9 Grade Alloy Steel】-- LuKaiSen Metric bolts and nuts assortment is made of high-quality grade 10.9 alloy steel with superior oxidation resistance for long-term use. In addition, our screw and nut set feature high hardness, a smooth, burr-free surface, durability, environmental protection, and good corrosion resistance in harsh environments such as high temperatures, cold weather, and high humidity areas. Therefore you can use our products in your daily life with confidence.
  • 【Perfect Combination Kit】--- LuKaiSen Screws Nuts and Washers Assortment comes in a full range of specifications, consisting of 860 screws, nuts and washers in five sizes: M2, M3, M4 and M5. Each size is available in 4 different lengths, 8mm, 10mm, 16mm and 20mm, and each size is matched with the corresponding nut, washer and lock washer. Therefore, you only need to buy one set to meet your various needs in life.
  • 【Thickened & Convenient Box】--- We want our customers to receive perfect products, so we have upgraded and reinforced the box. No product mix-ups as each size and grid of the product is matched 1:1 in the sturdy storage box.
  • 【Widely Applications】--- Our machine screw assortment kit with lots of different sizes is widely used for 3D printers, computers, instruments, electronic products, household appliances, lamps, cabinets and bicycle repair.
  • 【100% Satisfied Service】--- We have a 1-year quality problems package replacement, lifetime warranty, if you are not completely satisfied, please feel free to contact us, we will give you 100% refund within 30 days of purchase. No questions asked !!!

Overview

  • Size: M2 M3 M4 M5 860pcs 2
  • Color: 860Pcs M2 M3 M4 M5 Black Hex Button Head
  • Material: 10.9 Class Alloy Steel
  • Brand: LuKaiSen
  • Item dimensions L x W x H: 7.5 x 3.9 x 0.67 inches

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Emily Carter — Seattle, Washington

    The science kit was clearly organized and easy to follow. It made our weekend project feel enjoyable and gave us plenty of opportunities to explore each idea together.

  • ⭐⭐⭐⭐⭐

    Daniel Brooks — Austin, Texas

    I liked the variety of hands-on projects available at TinkerVanta. The kit we selected was engaging, practical, and well suited to a curious beginner.

  • ⭐⭐⭐⭐⭐

    Lauren Mitchell — Denver, Colorado

    The building project kept us interested from start to finish. The finished model was rewarding to complete, and the activity encouraged creative problem-solving along the way.

  • ⭐⭐⭐⭐⭐

    Jason Reed — Portland, Oregon

    Our electronics project was a fun introduction to circuits and basic engineering concepts. The hands-on format made the activity easier to understand and more memorable.

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FAQ

1. What types of products does TinkerVanta offer?


TinkerVanta offers science kits, engineering projects, robotics, electronics, building models, maker crafts, workshop supplies, and educational exploration activities for a variety of interests and skill levels.

2. Are your products suitable for all ages?


Recommended ages vary by product. Please review the age guidance, skill level, dimensions, included components, and safety information on each product page before ordering. Adult supervision may be required.

3. How do I choose the right kit?


Consider the user’s age, interests, experience, and preferred project type. Product descriptions provide information about contents, difficulty, assembly requirements, and recommended use to help you compare available options.

4. Are batteries, tools, or additional materials included?


Included components vary by product. Some projects may require batteries, household materials, tools, adhesives, or other supplies that are sold separately. Please check the individual product description before purchasing.

5. When will I receive my tracking number?


Tracking information is usually provided within 3–5 business days after an order is placed. During busy periods or when additional processing is needed, it may take up to 7–8 business days.

6. How long does delivery take after tracking is provided?


Delivery time depends on the carrier, destination, weather, and other transportation conditions. After tracking becomes available, delivery may require approximately 4–5 additional business days or longer in some circumstances.

7. Why is my tracking information not updating?


Carriers may need additional time to scan and update a shipment after the tracking number is created. Please allow a few business days for movement to appear. If there is still no update, contact us for assistance.

8. Can I change or cancel my order?


Contact us as soon as possible after placing your order. We will try to accommodate your request, but changes or cancellations cannot be guaranteed once processing or shipment preparation has begun.

9. What should I do if my order arrives damaged, defective, or incomplete?


Contact us promptly with your order number, a description of the issue, and clear photos of the product, packaging, and shipping label. We will review the information and explain the available resolution options.

10. How can I contact TinkerVanta?


Email us at zircorncirkne@gmail.com or call +1 (936) 260-5549. Please include your order number when contacting us about an existing purchase so we can assist you more efficiently.

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