---
product_id: 514511460
title: "300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts"
brand: "mcmaske"
price: "₱5679"
currency: PHP
in_stock: true
url: https://www.desertcart.ph/products/514511460-300pcs-metric-m3-m4-m5-m6-m8-m10-m12-stainless
store_origin: PH
region: Philippines
---

# Compact transparent organizer 300pcs assorted sizes 304 stainless steel durability 300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts

**Brand:** mcmaske
**Price:** ₱5679
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock it down with precision and style — never settle for loose fittings again!

## Quick Answers

- **What is this?** 300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts by mcmaske
- **How much does it cost?** ₱5679 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/514511460-300pcs-metric-m3-m4-m5-m6-m8-m10-m12-stainless)

## Best For

- mcmaske enthusiasts

## Why This Product

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

## Key Features

- • **Organized & Portable:** All 300 pieces neatly sorted in a durable, see-through plastic box for quick access and storage.
- • **Complete Size Spectrum:** 7 metric sizes from M3 to M12 cover every fastening need with precision.
- • **Versatile Industrial Use:** Ideal for shock absorption, bearings, and machinery assembly—engineered for professionals.
- • **Premium 304 Stainless Steel:** Corrosion-resistant and mildly magnetic for long-lasting industrial-grade performance.
- • **Internal Tooth Starlock Design:** Teeth grip shafts firmly, preventing slippage on unthreaded rods and axles.

## Overview

This 300-piece Starlock washer kit features 7 metric sizes (M3 to M12) made from high-quality 304 stainless steel, designed to securely fasten attachments on unthreaded shafts. The internal tooth design ensures a strong grip, making it perfect for industrial machinery, shock absorption, and bearing applications. Packaged in a compact, transparent organizer, it offers durability, corrosion resistance, and easy accessibility for professional-grade assembly tasks.

## Description

These rings hold attachments firmly in place by gripping the shaft OD. Use them on unhardened shafts that have a hardness less than the hardness of the push ring. Metal must be soft enough for ring to form an interference grip to hold properly. Hold attachments firmly in place on unthreaded rods,shafts,and axles.The Starlock Washers have teeth that dig into the shaft material, so expect minor scratching. Package include:  300pcs 7 Kinds Metric Stainless Steel Push On Washers Starlock Washers Assortment Kit;Come with the plastic box:  List(Type,ID*OD,Quantity)： Starlock Washers M3(3mm)*10mm 60pcs; Starlock Washers M4(4mm)*12mm 50pcs; Starlock Washers M5(5mm)*14mm 50pcs; Starlock Washers M6(6mm)*16mm 50pcs; Starlock Washers M8(8mm)*18mm 40pcs; Starlock Washers M10(10mm)*20mm 30pcs; Starlock Washers M12(12mm)*25mm 20pcs; Packing contents: MCMASKE 300PCS Metric M3 M4 M5 M6 M8 M10 M12 Internal Tooth Starlock Push On Washers Assortment Set Packed in the plastic box

## Features

- High Quality 7 Sizes Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Starlock Push on Washers Assortment Kit Total 300Pieces
- Material:304 stainless steel;304 stainless steel have good chemical resistance and may be mildly magnetic
- Starlock Washer;External Push Rings; Push On Washers;Speed Clips;Push Nuts for Unthreaded Shafts
- Widely used in machinery equipment, industrial production of shock absorption ,bearings, machinery etc
- All contained in a compact and see through compartmented plastic Box.100% new,Perfect accessories of shock absorption for machinery equipment.Easy to install and durable to use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Stainless Steel |
| Outside Diameter | 25 Millimetres |
| Washer Type | Internal Tooth Lock |
| Exterior Finish | Metal,Plastic,Stainless Steel |
| Fastener Size | M12 |
| Size | Metric M3, M4, M5, M6, M8, M10, M12 |
| Metal Type | Stainless Steel |
| Brand | MCMASKE |
| Item Weight | 0.17 Kilograms |
| Colour | Silver |
| Number of Pieces | 300 |
| Item Diameter | 25 Millimetres |
| Manufacturer | MCMASKE |
| Model number | ZCJM3-12-300 |
| Number of Memory Sticks | 1 |
| Item Weight | 168 g |
| Item model number | ZCJM3-12-300 |
| Are batteries included? | No |

## Product Details

- **Material:** Stainless Steel
- **Outside Diameter:** 25 Millimetres
- **Washer Type:** Internal Tooth Lock
- **Exterior Finish:** Metal,Plastic,Stainless Steel
- **Fastener Size:** M12

## Images

![300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts - Image 1](https://m.media-amazon.com/images/I/71VLOm55CkL.jpg)
![300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts - Image 2](https://m.media-amazon.com/images/I/616mDtezajL.jpg)
![300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts - Image 3](https://m.media-amazon.com/images/I/618VwZcAcdL.jpg)
![300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts - Image 4](https://m.media-amazon.com/images/I/61yU2JwW9hL.jpg)
![300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts - Image 5](https://m.media-amazon.com/images/I/7195FvqGymL.jpg)

## Frequently Bought Together

- MCMASKE 300PCS Metric M3 M4 M5 M6 M8 M10 M12 Stainless Steel Internal Tooth Starlock Washers Assortment Kit;External Push Rings; Push On Washers;Push Nuts for Unthreaded Shafts
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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-01-22*