---
product_id: 48369108
title: "Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi"
brand: "silverline"
price: "¥3191"
currency: JPY
in_stock: false
reviews_count: 13
category: "Silverline"
url: https://www.desertcart.jp/products/48369108-silverline-monobloc-back-nut-tap-spanner-5pce-8-9-9
store_origin: JP
region: Japan
---

# Long reach design for tight spaces Zinc-plated corrosion-resistant steel 4 precision sizes for versatile fitting Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi

**Brand:** silverline
**Price:** ¥3191
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Unlock precision and durability in every twist!

## Quick Answers

- **What is this?** Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi by silverline
- **How much does it cost?** ¥3191 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/48369108-silverline-monobloc-back-nut-tap-spanner-5pce-8-9-9)

## Best For

- silverline enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Durable zinc-plated alloy steel resists corrosion, ensuring your tool stays reliable for years.
- • **Trusted by Thousands:** Rated 4.5 stars by nearly 4,000 users — join the savvy pros who never compromise on quality.
- • **Compact & Lightweight:** Weighing just 0.39g, this spanner set is easy to handle and store, perfect for on-the-go professionals.
- • **Reach Where Others Can't:** Extended length design lets you access hard-to-reach back nuts without hassle.
- • **Precision Fit for Every Job:** Four essential sizes (8/9, 9/11, 10/11, 12/13mm) cover all common monobloc tap back nuts with ease.

## Overview

The Silverline Monobloc Back Nut Tap Spanner 5-piece set features four zinc-plated alloy steel spanners sized 8/9, 9/11, 10/11, and 12/13mm. Designed for fitting back nuts on monobloc taps, its corrosion-resistant finish and long reach make it ideal for tight spaces. Lightweight and highly rated, this tool set is a must-have for professionals seeking reliable, long-lasting performance.

## Description

Free delivery and returns on all eligible orders. Shop Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi.

Review: Excellent. - Good quality. Work well.
Review: Great value - Great ! only needed once but always handy to have. good quality and strong, i would recommend and if looked after will last years

## Features

- Corrosion-resistant, zinc-plated steel
- Long reach for access in restricted areas
- For 8/9, 9/11, 10/11, 12/13mm fittings
- For fitting back nuts to monobloc taps

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0015NSTU4 |
| Batteries Required? | No |
| Batteries included? | No |
| Battery Cell Type | Zinc |
| Best Sellers Rank | 32,466 in DIY & Tools ( See Top 100 in DIY & Tools ) 11 in Box Spanners |
| Colour | Multi |
| Customer Reviews | 4.5 4.5 out of 5 stars (3,798) |
| Date First Available | 1 Mar. 2008 |
| Finish | Zinc-plated |
| Head Style | Box End |
| Included Components | Silverline 395020 Monobloc Socket Spanner 4-Piece 8/9, 9/11, 10/11, 12/13 mm |
| Item Package Quantity | 1 |
| Item Weight | 0.39 g |
| Item model number | 395020 |
| Manufacturer | SLTL4 |
| Material | Alloy Steel |
| Number of Pieces | 1 |
| Part Number | 395020 |
| Product Dimensions | 0.09 x 0.02 x 0.26 cm; 0.39 g |
| Size | 8/9, 9/11, 10/11 & 12/13mm |

## Product Details

- **Brand:** Silverline
- **Colour:** Multi
- **Item length:** 180 Millimetres
- **Item weight:** 0.39 Grams
- **Material:** Alloy Steel

## Images

![Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi - Image 1](https://m.media-amazon.com/images/I/21vlQCj1L6L.jpg)
![Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi - Image 2](https://m.media-amazon.com/images/I/31dYwPOrlpL.jpg)
![Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi - Image 3](https://m.media-amazon.com/images/I/412Se6bmbEL.jpg)
![Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi - Image 4](https://m.media-amazon.com/images/I/41Jr2ntJtnL.jpg)
![Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi - Image 5](https://m.media-amazon.com/images/I/61KvEq4L5nL.jpg)

## Questions & Answers

**Q: Can you join them to get longer reach area if needed**
A: In theory yes with a nut & bolt.Don't know why you would need to.

**Q: Do you get all of them in the pack or do you have to buy individual sizes**
A: You get them all in the pack that is 4 spanners with 2 sizes on each one, and the tommy bar for putting through holes and turning them. Hope this helps

**Q: Did anyone else or silverline 395020 monobloc back nut tap spanner 8/9, 9/11, 10/11, 12/13 mm and only or 3 piece set and still waiting for a reply**
A: Not too sure what the question is but I ordered this set and received sizes, 8/9 9/11 10/11 12/13 mm with the tightening bar.
Hope this helps.

**Q: Will this tool fit behind a washroom hand basin please?**
A: Yes, very handy for a tight fit. 11mm & 12 mm i believe the size, but you can buy various sizes to fit your nuts.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent.
*by D***D on 18 November 2025*

Good quality. Work well.

### ⭐⭐⭐⭐⭐ Great value
*by A***R on 18 April 2025*

Great ! only needed once but always handy to have. good quality and strong, i would recommend and if looked after will last years

### ⭐⭐⭐⭐ Cheap
*by C***4 on 26 July 2024*

Cheap handy tools

## Frequently Bought Together

- Silverline Monobloc Back Nut Tap Spanner 5pce 8/9, 9/11, 10/11 & 12/13mm (395020) Multi
- Arctic Hayes 662016 Standard PTFE Tape, 12 Meter Length

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-11*