---
product_id: 771838583
title: "Steel Drain Test Pipe Bung/Plug 3.5\" (90mm) Plumbing Stop Tube Blanking Cap"
brand: "ab tools"
price: "฿3316"
currency: THB
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.th/products/771838583-steel-drain-test-pipe-bung-plug-3-5-90mm-plumbing
store_origin: TH
region: Thailand
---

# Air & water testing ready Centre locking for secure seal Steel-reinforced durability Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap

**Brand:** ab tools
**Price:** ฿3316
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in reliability, test with confidence!

## Quick Answers

- **What is this?** Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap by ab tools
- **How much does it cost?** ฿3316 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/771838583-steel-drain-test-pipe-bung-plug-3-5-90mm-plumbing)

## Best For

- ab tools enthusiasts

## Why This Product

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

## Key Features

- • **Size Flexibility:** Fits pipes from 1.5" to 18" (40mm - 450mm) to cover all your plumbing needs.
- • **Lock It Down Securely:** Centre locking mechanism guarantees a tight, reliable fit every time.
- • **Effortless Repair Ready:** Quickly seals pipes for repair work, minimizing downtime and hassle.
- • **Versatile Testing Power:** Perfect for both air and water pressure testing of drains and sewers.
- • **Unbreakable Seal Confidence:** Steel plates ensure maximum durability and leak-proof performance.

## Overview

The Steel Drain Test Pipe Bung/Plug 3.5" (90mm) by AB Tools is a robust brass and steel plumbing cap designed for secure pipe sealing during repair and low-pressure air or water testing. Featuring a centre locking system and steel plates, it fits a wide range of pipe sizes (1.5" to 18") and ensures durable, leak-proof performance for professional-grade plumbing applications.

## Description

Full description not available

## Features

- Centre locking drain test plugs with steel plates.
- Suitable for air or water testing of drains and sewers.
- Material: Steel.
- Sizes: 1-1/2" - 18" (40mm - 450mm)
- Used to seal a pipe for repair work & for low pressure testing.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | AB Tools |
| Part Number | SIL633 |
| Product Dimensions | 9 x 9 x 9 cm |
| Item model number | 3.5" (90mm) |
| Size | 9 |
| Colour | Black |
| Material | Brass |
| Included Components | Drain Test Plug |
| Batteries Required? | No |

## Images

![Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap - Image 1](https://m.media-amazon.com/images/I/71QVrjiqKmL.jpg)
![Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap - Image 2](https://m.media-amazon.com/images/I/71VGHivnp+L.jpg)
![Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap - Image 3](https://m.media-amazon.com/images/I/714f5msdgQL.jpg)
![Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap - Image 4](https://m.media-amazon.com/images/I/7163snhY59L.jpg)
![Steel Drain Test Pipe Bung/Plug 3.5" (90mm) Plumbing Stop Tube Blanking Cap - Image 5](https://m.media-amazon.com/images/I/71FpL24H2VL.jpg)

## Available Options

This product comes in different **Model** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Does what it's meant to do simple
*by D***  on 26 April 2025*

Very good, and easy to use.

### ⭐⭐⭐⭐⭐ As described
*by A***R on 2 September 2025*

Perfect for the job!

### ⭐⭐⭐⭐⭐ 100% seal
*by S***N on 2 October 2024*

Used for building control inspection. 100% seal on new pipework. Smooth thread so easy to tighten and untighten with onehanded, which is ideal if you are testing 360 inspection chamber which are arms length deep.

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**Shop now:** [https://www.desertcart.co.th/products/771838583-steel-drain-test-pipe-bung-plug-3-5-90mm-plumbing](https://www.desertcart.co.th/products/771838583-steel-drain-test-pipe-bung-plug-3-5-90mm-plumbing)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-25*