--- product_id: 58935678 title: "M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment." brand: "universal hardware" price: "50.41 DT" currency: TND in_stock: true category: "Universal Hardware" url: https://www.desertcart.tn/products/58935678-m3-x-50mm-door-handle-through-bolts-slotted-sleeve-brass store_origin: TN region: Tunisia --- # M3 x 50mm precision thread Fits doors up to 40mm thick Solid brass with polished finish M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment. **Brand:** universal hardware **Price:** 50.41 DT **Availability:** ✅ In Stock ## Summary > 🔧 Restore your door’s legacy with precision brass bolts! ## Quick Answers - **What is this?** M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment. by universal hardware - **How much does it cost?** 50.41 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/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 - • **Premium Brass Finish:** Warm polished brass elevates your restoration project with authentic Victorian charm. - • **Precision M3 Threading:** Engineered for seamless male-to-female connection on vintage and period door handles. - • **Complete Pack of 2 Sets:** Includes matched bolt and sleeve pairs for hassle-free installation on one door. - • **Universal Fit for Classic Doors:** Designed to secure handles on doors up to 40mm thick—perfect for period properties. - • **Easy Installation with Flat-Blade Drive:** Slotted head design ensures straightforward tightening with standard tools—no special bits needed. ## Overview This pack of two M3 x 50mm brass slotted through bolts with matching sleeves is crafted for attaching door handles, knobs, and escutcheons on doors up to 40mm thick. Featuring solid metal construction with a polished brass finish, these bolts use the classic M3 British thread standard ideal for Victorian and retro-style hardware restoration. Each set includes a male bolt and female sleeve for secure, male-to-female fastening, ensuring authentic period property refurbishments with easy flat-blade screwdriver installation. ## 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. ## 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 | 16,962 in DIY & Tools ( See Top 100 in DIY & Tools ) 543 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 4.2 out of 5 stars (49) | | Drive System | Slotted | | Exterior Finish | Brass | | Fastener Size | M3, M4 | | Fastener Type | Screw | | Finish Types | Polished | | Head Type | Bombée | | Included Components | Installation Hardware | | Item Diameter | 3 Millimetres | | Item Dimensions | 9 x 1 x 1 centimetres | | Manufacturer | Fasteners Store | | Manufacturer Part Number | Door Handle screws | | Material Type | Metal | | Metal | Alloy Steel | | Number Of Items | 1 | | Number of Pieces | 2 | | Outside Diameter | 3 Millimetres | | 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 | | 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 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment. - Image 1](https://m.media-amazon.com/images/I/51t0zsZDiJL.jpg) ![M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment. - 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 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment. - Image 3](https://m.media-amazon.com/images/I/61q8oy67DEL.jpg) ![M3 x 50mm Door Handle Through Bolts Slotted Sleeve Brass – Pack of 2 | M3 × 50mm male-to-female slotted bolt set. Suits doors up to 40mm thick. Door handle, knob, escutcheon attachment. - Image 4](https://m.media-amazon.com/images/I/61qqFPlRvAL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Universal Hardware M3 Brass Door Handle Screws with Bolt Connecting Sleeve Male to Female for Door Handle, Knobs Escutcheons and Others Pack of 2 - M5 x 90mm Chrome Door Handle Pozi Screws with Security Bolt Carriage Sleeve Male to Female Connecting Screws for Door Handle, Knobs Es-cutcheons and Others (Pack of 2) - M5 Bolt Connecting and Sleeve Fixing Screws for Patio Door Handle,Door Lock,Escutcheons,Rose,Knob,Cylinder(99mm Nickel Color 4Pcs) --- ## 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.tn/products/58935678-m3-x-50mm-door-handle-through-bolts-slotted-sleeve-brass](https://www.desertcart.tn/products/58935678-m3-x-50mm-door-handle-through-bolts-slotted-sleeve-brass) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-15*