Universal Hardware M3 Door Handle Screws Brass with Bolt Connecting Sleeve Male to Female for Handle, Knobs Escutcheons and Others (Pack of 10)

M3 × 50mm DOOR HANDLE THROUGH-BOLT SET — PACK OF 10 Components: M3 threaded bolt + 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 (requires flat-blade screwdriver). M3 × 50mm DIMENSIONS Thread: M3 (standard metric coarse thread). Bolt length: 50mm. Suits doors: up to approximately 35-40mm thick (depending on handle/escutcheon/rosette depth on both sides). Configuration: male bolt threads INTO female sleeve through the door. Note: M3 is the older British thread standard — common on Victorian, Edwardian, and retro-style handles. PACK OF 10 — TEN COMPLETE SETS (TRADE PACK) Pack contents: 10 matched brass sleeve + bolt sets. Coverage: enough for 5 standard door installations (2 sets per door = handle + thumb-turn/escutcheon). Each set: 1 male M3 × 50mm bolt + 1 female connecting sleeve. Finish: Brass — warm polished brass tone. Pack of 10 advantage: trade pricing per unit, ideal for whole-house refurbishment, hotel/office fit-out, or multi-property installations. 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 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.