{"product_id":"stihl-brush-knife-steel-blade-25-4-mm-1-25-4mm-center-mount-durable-metal-cutting-for-woody-brush","title":"Stihl brush-knife steel blade 25.4 mm (1\") — 25.4mm center mount, durable metal cutting for woody brush","description":"\u003cstrong\u003eStihl's 4112 713 4100 is a genuine 25.4 mm (1\") steel brush-knife blade designed to cut through dense brush and woody vegetation when fitted to compatible Stihl brushcutters.\u003c\/strong\u003e\n\n\u003cp\u003eThis OEM Stihl steel blade offers a durable, purpose-built cutting edge for homeowners and pros who need reliable metal cutting power where line trimmers struggle. Engineered and manufactured to Stihl standards, this 25.4 mm central-mount blade fits a range of petrol and battery-powered brushcutter gearboxes that accept metal blades. It is intended for trimming heavy weeds, small saplings and thick, brushy patches that require a sharp, rigid blade.\u003c\/p\u003e\n\n\u003ch3\u003eWhich machines is this blade compatible with?\u003c\/h3\u003e\n\u003cp\u003eThe blade fits Stihl brushcutters and KombiMotor setups that accept a 25.4 mm (1\") mounting hole and are rated for metal blade use. Always verify your unit's manual before installing metal blades to confirm gearbox speed and safety recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models include FS90, FS91, FS91R, FS94, FS111, FS111R, FS111RX, FS131, FS131R\u003c\/li\u003e\n  \u003cli\u003eAlso fits FS240, FS240R, FS250, FS251, FS251R, FS311, FS361, FS361C-EM\u003c\/li\u003e\n  \u003cli\u003eSuitable for FS410, FS460, FS461C-EM, FS490, FS510, FS560, FS561C-EM\u003c\/li\u003e\n  \u003cli\u003eWorks with FSA135, FSA135R, FSA200, FSA200R, FSB-KM and many KombiMotor attachments like KM56RC-E, KM91R\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the steel blade perform compared with nylon line?\u003c\/h3\u003e\n\u003cp\u003eSteel blades cut through thicker, woody material that nylon heads cannot handle, delivering a cleaner, faster cut on saplings and dense brush. They keep a sharp edge longer under heavy use but require more cautious operation and appropriate mounting to avoid damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStronger cutting action for woody stems and thick weeds\u003c\/li\u003e\n  \u003cli\u003eLonger wearing edge on abrasive tasks vs. trimmer line\u003c\/li\u003e\n  \u003cli\u003eRequires metal-blade compatible gearbox and safety guard\u003c\/li\u003e\n  \u003cli\u003eNot suitable for edging near concrete or fragile obstacles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before installing this blade?\u003c\/h3\u003e\n\u003cp\u003eConfirm that your brushcutter's gearbox supports metal blades and that the center hole matches 25.4 mm (1\"). Use the correct flange, washer and torque specifications from Stihl to prevent wobble and premature wear. Always replace damaged or bent blades rather than attempting repairs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasure center mounting hole — must be 25.4 mm (1\")\u003c\/li\u003e\n  \u003cli\u003eVerify your model is listed for metal blades in the operator manual\u003c\/li\u003e\n  \u003cli\u003eUse proper mounting hardware and torque per Stihl guidance\u003c\/li\u003e\n  \u003cli\u003eInspect blade for straightness and integrity before each use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety and maintenance steps keep the blade effective?\u003c\/h3\u003e\n\u003cp\u003eMaintain the blade by cleaning sap and resin after use and sharpening or replacing when chipped or rounded. Operate the cutter with the correct guard in place, wear protective gear, and avoid striking hard objects which can damage the blade and create hazards.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean blade after cutting to remove debris and sap\u003c\/li\u003e\n  \u003cli\u003eSharpen or replace when edge dulls or if blade is nicked\u003c\/li\u003e\n  \u003cli\u003eWear eye, hand and leg protection and keep bystanders clear\u003c\/li\u003e\n  \u003cli\u003eDo not use near masonry, fences or hidden rocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This genuine Stihl steel brush knife suits landscapers, landowners and municipal crews who need a heavy-duty cutting tool for thick brush, tall weeds and small woody growth. If you own a Stihl brushcutter that supports a 25.4 mm metal blade and you want dependable OEM quality and fit, this blade is built to meet those demands while matching Stihl's safety and performance expectations.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this blade fit a 25 mm arbor?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — this blade requires a 25.4 mm (1\") mounting hole. It will not seat securely on a 25 mm arbor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I sharpen the Stihl steel blade myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, you can file the edge using a proper metal file, keeping the original bevel and balance; replace if bent or heavily damaged.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Stihl","offers":[{"title":"Default Title","offer_id":56824146428244,"sku":"B07DMZ6JJR","price":64.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/stihl-4112-713-4100-front-blade.jpg?v=1786981040","url":"https:\/\/gardenluxe.co.uk\/products\/stihl-brush-knife-steel-blade-25-4-mm-1-25-4mm-center-mount-durable-metal-cutting-for-woody-brush","provider":"Gardenluxe Uk","version":"1.0","type":"link"}