---
product_id: 58935678
title: "M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2"
brand: "universal hardware"
price: "¥1756"
currency: JPY
in_stock: true
reviews_count: 8
category: "Universal Hardware"
url: https://www.desertcart.jp/products/58935678-m3-x-50mm-door-handle-through-bolts-slotted-sleeve-brass
store_origin: JP
region: Japan
---

# 50mm bolt length ideal for standard doors M3 metric thread precision Solid brass with polished finish M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2

**Brand:** universal hardware
**Price:** ¥1756
**Availability:** ✅ In Stock

## Summary

> 🔧 Restore your door’s heritage with precision brass bolts!

## Quick Answers

- **What is this?** M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 by universal hardware
- **How much does it cost?** ¥1756 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/58935678-m3-x-50mm-door-handle-through-bolts-slotted-sleeve-brass)

## Best For

- universal hardware enthusiasts

## Why This Product

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

## Key Features

- • **Perfect 50mm Length:** Fits doors up to 40mm thick for seamless handle attachment
- • **Precision M3 Threading:** Engineered for authentic Victorian & Edwardian door handle restorations
- • **Solid Brass Durability:** Polished brass finish resists corrosion while adding vintage charm
- • **Complete Male-to-Female Set:** Two-piece bolt and sleeve design ensures secure, flush mounting
- • **Easy Flat-Head Installation:** Slotted drive compatible with standard flat-blade screwdrivers for quick fixes

## Overview

This pack of 2 M3 x 50mm brass door handle through bolts with slotted sleeves offers a perfect solution for restoring or securing vintage British door handles. Crafted from solid brass with a polished finish, these bolts fit doors up to 40mm thick and feature a male-to-female sleeve design for secure, flush installation using a flat-blade screwdriver. Ideal for period property refurbishments and antique-style hardware, they combine authentic thread standards with durable, corrosion-resistant materials.

## Description

M3 Brass Door Handle Screws with Bolt Connecting Sleeve Male to Female for Door Handle, Knobs Escutcheons and Others Pack of 2 [ M3 DOOR HANDLE SCREWS ] with Bolt Connecting Sleeve Male to Female for Fixing Door Handle, Knobs Escutcheons and Others (Brass) [ Brass FINISH BOLT AND SLEEVE ] : Quality finish screw 50mm long. Screws head type COUNTERSUNK Slotted, Sleeve head type COUNTERSUNK Slotted [ MALE TO FEMALE SCREWS ] : Used to fasten door handles, knobs, roses and escutcheons. These screws with sleeves are used to replace existing or damaged screws that attaches two handles together. [ HANDLE SCREWS ] : The screws can be broken according to the length needed with the use of Electrician Pliers. Are used to replace existing or damaged screws that attaches two handles together. [ HOW TO USE SCREWS FOR HANDLES ] : Drill a hole through the door leaf, place door handle on the door to match up with the hole drilled and push the screw through the door handle, door leaf the handle on the other side. Attach the sleeve and tighten up. Follow these instructions for all 4 holes in the door handle. The result is a handle securely fixed with screws that cannot be pulled through.

Review: Great for fixing internal doors - Perfect length and width, fit for purpose.
Review: Great for Internal Doors with Locks - Great for internal doors ! Right length, right width. New home developers only seem to want to use two small screws under the rose as it’s easier than all four (the other two difficult to access). We have ordered more.

## Features

- M3 × 50mm SLOTTED DOOR HANDLE THROUGH-BOLT SET Components: M3 threaded bolt with slotted head + matching connecting sleeve (male-to-female pair). Function: passes through the door to attach door handles, knobs, escutcheons, and rosettes on both sides. Construction: solid metal with finish plating. Thread: M3 standard metric. Drive type: slotted head (single straight slot, requires flat-blade screwdriver).
- M3 × 50mm DIMENSIONS Thread: M3 (standard metric coarse thread — smaller than M4). Bolt length: 50mm. Suits doors: up to approximately 38-40mm thick (depending on handle/escutcheon/rosette depth on both sides). Configuration: male bolt threads INTO female sleeve through the door. Drive: slotted head — requires flat-blade screwdriver to install/remove. Note: M3 is the older British thread standard — common on Victorian, Edwardian, and retro-style handles.
- PACK OF 2 — TWO COMPLETE SETS Pack contents: 2 matched brass slotted bolt + sleeve sets (enough for one standard door installation). Each set: 1 male M3 × 50mm slotted bolt + 1 female connecting sleeve. Finish: Brass — warm polished brass tone. Variation options: this product is available in Brass and Silver finishes in Pack of 2 or Pack of 4.
- APPLICATIONS — DOOR HANDLE & KNOB ATTACHMENT Use cases: older British interior door handles, Victorian door knobs, period escutcheons, antique-style mortice handles, retro lever handles, restoration projects with original-spec hardware. Sectors: residential interior doors (especially older properties), restoration, period property refurbishment. Compatible with: M3-thread door handles (common on older British handles; modern handles typically use M4 — verify before ordering). Note: not for fire doors (which require certified intumescent fixings).
- INSTALLATION GUIDANCE 1. Position the handle/escutcheon on the front face of the door. 2. Insert the female sleeve through the spindle hole from the back of the door. 3. From the front, insert the male slotted bolt into the sleeve through the front handle/escutcheon. 4. Use a flat-blade screwdriver to tighten — do NOT over-torque (slotted heads strip easier than Phillips). 5. Spindle and latch supplied separately. Browse our store for matching spindles, escutcheons, and complete door handle sets.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B079TZCVJ6 |
| Best Sellers Rank | 21,763 in DIY & Tools ( See Top 100 in DIY & Tools ) 428 in Door Handle Sets |
| Brand Name | Universal Hardware |
| Colour | Chrome, Brass, Bronze, Silver |
| Compatible Groove Diameter | 3 Millimeters |
| Country Of Origin | China |
| Customer Reviews | 4.2 out of 5 stars 49 Reviews |
| Drive System | Slotted |
| Exterior Finish | Brass |
| Exterior finish | Brass |
| Fastener Size | M3, M4 |
| Fastener Type | Screw |
| Finish Types | Polished |
| Head Type | Bombée |
| Head style | Countersunk Flat |
| Included Components | Installation Hardware |
| Item Diameter | 3 Millimetres |
| Item Dimensions | 9 x 1 x 1 centimetres |
| Item dimensions L x W x H | 9 x 1 x 1 centimetres |
| Manufacturer | Fasteners Store |
| Manufacturer Part Number | Door Handle screws |
| Material | Metal |
| Material Type | Metal |
| Metal | Alloy Steel |
| Number Of Items | 1 |
| Number of Pieces | 2 |
| Outside Diameter | 3 Millimetres |
| Point style | Phillips, Slotted |
| Screw Head Style | Countersunk Flat |
| Screw Point Style | Phillips, Slotted |
| Set Name | M3 Brass Door Handle Screws with Bolt Connecting Sleeve Male to Female Pack of 2 |
| Set Screw Thread Type | M |
| Size | M3x50mm Brass 2Pcs |
| Thread Class | 2A |
| Thread Coverage | Fully Threaded |
| Thread Size | M3 |
| Thread Style | Right Hand |
| Thread Type | Metric |
| Thread size | M3 |
| Unit Count | 2.0 count |

## Product Details

- **Exterior finish:** Brass
- **Head style:** Countersunk Flat
- **Item dimensions L x W x H:** 9 x 1 x 1 centimetres
- **Material:** Metal
- **Thread size:** M3

## Images

![M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 - Image 1](https://m.media-amazon.com/images/I/51t0zsZDiJL.jpg)
![M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 - Image 2](https://m.media-amazon.com/images/I/61f6A-7Cc2L.jpg)
![M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 - Image 3](https://m.media-amazon.com/images/I/61q8oy67DEL.jpg)
![M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 - Image 4](https://m.media-amazon.com/images/I/61qqFPlRvAL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great for fixing internal doors
*by B***T on 9 October 2020*

Perfect length and width, fit for purpose.

### ⭐⭐⭐⭐⭐ Great for Internal Doors with Locks
*by G***R on 1 July 2018*

Great for internal doors ! Right length, right width. New home developers only seem to want to use two small screws under the rose as it’s easier than all four (the other two difficult to access). We have ordered more.

### ⭐⭐⭐⭐⭐ Great product
*by C***I on 13 July 2018*

Great product, worked well easy fitment. This product saved me getting a new door.

## Frequently Bought Together

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-23*