---
product_id: 634959548
title: "Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm"
brand: "tanstic"
price: "€ 63.87"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/634959548-tanstic-330pcs-16-size-metric-precision-steel-bearing-steel-ball
store_origin: IE
region: Ireland
---

# 330pcs organized kit 16 precision sizes high-hardness steel Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm

**Brand:** tanstic
**Price:** € 63.87
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your engineering game with precision-packed power!

## Quick Answers

- **What is this?** Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm by tanstic
- **How much does it cost?** € 63.87 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/634959548-tanstic-330pcs-16-size-metric-precision-steel-bearing-steel-ball)

## Best For

- tanstic enthusiasts

## Why This Product

- Trusted tanstic brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Crafted from high-hardness, anti-rust alloy steel ensuring durability and smooth operation under pressure.
- • **Ultimate Versatility:** Perfect for automotive, bicycles, valves, refrigeration, and even photographic equipment—your all-in-one solution.
- • **Mess-Free Organization:** Comes in a sleek storage box to keep all 330 pieces neatly sorted and ready for action.
- • **Precision in Every Size:** 16 meticulously measured steel balls from 1mm to 12mm to fit all your mechanical needs.
- • **Engineered for Performance:** Reduces friction and extends machine life, making your projects run smoother and longer.

## Overview

The Tanstic 330Pcs Steel Bearing Ball Assortment offers 16 sizes of high-hardness, anti-rust alloy steel balls, totaling 330 pieces. Designed for precision and durability, these bearing balls reduce friction in various mechanical applications, from automotive parts to household appliances. Packaged in a compact storage box, this set ensures organized access and long-lasting performance, making it an essential toolkit upgrade for professionals and hobbyists alike.

## Description

Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm  [Specifications] Material: Chrome steel Size: 1mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm [Product Feature] 16 different size for you to choose, which can meet your various needs. Widely used in humid environments. Suitable for auto parts, bicycles, valves, refrigerators, air conditioners, bearings, photographic equipment, drawer slides and many other applications. [Package Detail] 1mm x 40pcs 2mm x 40pcs 2.5mm x 30pcs 3mm x 30pcs 3.5mm x 30pcs 4mm x 20pcs 4.5mm x 20pcs 5mm x 20pcs 5.5mm x 20pcs 6mm x 20pcs 7mm x 20pcs 8mm x 10pcs 9mm x 10pcs 10mm x 10pcs 11mm x 5pcs 12mm x5pcs Total quantity: 330pcs [Note] These are solid bearing ball, please keep away from children avoid chocking caused by swallowing. Wish you have satisfactory shopping experience.

## Features

- ✅ [Material]: Made of high quality steel, which is hard, anti-rust and durable. High-hardness and high-precision. Smooth surface give you comfortable touch.
- ✅ [Most Popular Size]: 16 different size for you to choose: 1mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, total 330pcs. All bearing balls are packed in a storage box avoiding mess and loss. The sixteen-size assembly can meet most of your bearing needs in life.
- ✅ [Product Function]: These bearing balls are installed between the inner ring and the outer ring to reduce friction when the bearing rotates. It can strength the protection to machine and extend the service life.
- ✅ [Applications]: It can be used in humid environments. Suitable for auto parts, bicycles, valves, refrigerators, air conditioners, bearings, photographic equipment, drawer slides and many other applications.
- ✅ [After-Sales Service]: Any questions or dissatisfaction about our products, free come to us for help. We will deal with the problem for you in time.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Tanstic |
| Material | Alloy Steel |
| Item dimensions L x W x H | 12 x 12 x 12 Millimeters |
| Item Weight | 290 Grams |
| Bearing Number | T123 |
| Item Thickness | 4 Millimetres |
| Bearing Type | Ball Bearing |
| Compatible Lubricant | Grease |
| Outside Diameter | 12 Millimetres |
| Manufacturer | Tanstic |
| Country of Origin | USA |
| Number of Memory Sticks | 330 |
| Item Weight | 290 g |
| Product Dimensions | 1.2 x 1.2 x 1.2 cm; 290 g |
| Item part number | T123 |
| Item Height | 12 Millimeters |
| Item Width | 12 Millimeters |
| Are batteries included? | No |

## Product Details

- **Brand:** Tanstic
- **Material:** Alloy Steel
- **Item dimensions L x W x H:** 12 x 12 x 12 Millimeters
- **Item Weight:** 290 Grams
- **Bearing Number:** T123

## Images

![Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm - Image 1](https://m.media-amazon.com/images/I/71hKnn-t2rL.jpg)
![Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm - Image 2](https://m.media-amazon.com/images/I/71FPQ6jyr6L.jpg)
![Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm - Image 3](https://m.media-amazon.com/images/I/71FrKz9sorL.jpg)
![Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm - Image 4](https://m.media-amazon.com/images/I/71OEBYY5pjL.jpg)
![Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm - Image 5](https://m.media-amazon.com/images/I/71xAQEMT3cL.jpg)

## Frequently Bought Together

- Tanstic 330Pcs 16 Size Metric Precision Steel Bearing Steel Ball Assortment 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm
- Dianrui 300PCS Compression Springs Assortment Kit 23 Different Sizes Mini Spring Stainless Steel Mechanical Small Springs for DIY Repair Project
- weideer 490pcs 8 Sizes Bicycle Bearing Balls Metal Mixing Balls Assortment Kit 1/2" 3/8" 1/4" 7/32" 3/16" 5/32" 1/8" 3/32" Precision Steel Balls

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ie/products/634959548-tanstic-330pcs-16-size-metric-precision-steel-bearing-steel-ball](https://www.desertcart.ie/products/634959548-tanstic-330pcs-16-size-metric-precision-steel-bearing-steel-ball)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-25*