{"product_id":"magnetic-hex-bit-extension-bar-123mm-4mm-steel-shaft-adapter","title":"Magnetic Hex Bit Extension Bar 123mm | 4mm Steel Shaft Adapter","description":"\n\u003ch2\u003eReach Further with Every Drive\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMagnetic Metal Hex Bit Extension Bar\u003c\/strong\u003e is an essential workshop companion that lets you drive screws and fasteners in tight, hard-to-reach spaces where standard screwdrivers simply can't go. At \u003cstrong\u003e123mm long\u003c\/strong\u003e with a \u003cstrong\u003e4mm (1\/8\") hex shank\u003c\/strong\u003e, this alloy steel shaft slides into any compatible power drill, electric screwdriver, or manual handle and securely holds all standard 4mm hex bits thanks to its built-in magnetic tip.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're assembling flat-pack furniture, working inside a computer case, or fastening bolts in recessed cavities, this compact extension rod gives you the added length and magnetic grip you need to work confidently and efficiently.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic tip\u003c\/strong\u003e — keeps hex bits firmly in place for one-handed operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal compatibility\u003c\/strong\u003e — fits all standard 4mm \/ 1\/8\" hex bits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlloy steel construction\u003c\/strong\u003e — durable, corrosion-resistant, and built for repeated use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e123mm length\u003c\/strong\u003e — extends reach into deep recesses, cavities, and confined spaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4mm shaft diameter\u003c\/strong\u003e — slim profile for narrow access points\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlack finish\u003c\/strong\u003e — sleek, professional appearance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; lightweight\u003c\/strong\u003e — easy to store in any tool kit or drawer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlloy Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e123 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHex Bit Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4mm \/ 1\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Magnetic Metal Hex Bit Extension Shaft (123mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eMade in China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-relay-module-dc-3-3v-24v-optocoupler-arduino\"\u003e1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-25mm-1000-turn-precision-copper-inductor-coil-diy-electronics\"\u003e0.25mm 1000-Turn Precision Copper Inductor Coil for DIY Circuits\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safe tool use and workshop best practices, visit the \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Hand \u0026amp; Power Tools Safety page\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Screen color settings may cause slight variations in appearance. Please allow a small tolerance of ±1–2mm in measurements due to manual measurement methods.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What size hex bits does this magnetic extension bar fit?\u003c\/h4\u003e\n\u003cp\u003eA: This extension bar is designed to fit all standard \u003cstrong\u003e4mm (1\/8\") hex shank bits\u003c\/strong\u003e, making it compatible with the vast majority of common screwdriver bit sets used in DIY and professional settings.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this extension bar with both power drills and manual screwdrivers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The 4mm hex shank is universally compatible with power drills, electric screwdrivers, and manual hand drivers that accept hex bit shanks, giving you maximum versatility across your tool collection.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How strong is the magnetic tip on this hex bit holder?\u003c\/h4\u003e\n\u003cp\u003eA: The built-in magnetic tip is strong enough to hold hex bits securely during normal use, allowing one-handed bit insertion and preventing drops in confined spaces. It is designed for standard driving tasks and everyday workshop use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this extension bar suitable for professional use?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Constructed from durable \u003cstrong\u003ealloy steel\u003c\/strong\u003e with a hardened black finish, this extension shaft is built to withstand regular professional and DIY use. Its 123mm length makes it ideal for automotive work, electronics assembly, furniture building, and more.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What size hex bits does this magnetic extension bar fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This extension bar is designed to fit all standard 4mm (1\/8\\\") hex shank bits, making it compatible with the vast majority of common screwdriver bit sets used in DIY and professional settings.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this extension bar with both power drills and manual screwdrivers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The 4mm hex shank is universally compatible with power drills, electric screwdrivers, and manual hand drivers that accept hex bit shanks, giving you maximum versatility across your tool collection.\"}}, {\"@type\": \"Question\", \"name\": \"How strong is the magnetic tip on this hex bit holder?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The built-in magnetic tip is strong enough to hold hex bits securely during normal use, allowing one-handed bit insertion and preventing drops in confined spaces. It is designed for standard driving tasks and everyday workshop use.\"}}, {\"@type\": \"Question\", \"name\": \"Is this extension bar suitable for professional use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. Constructed from durable alloy steel with a hardened black finish, this extension shaft is built to withstand regular professional and DIY use. Its 123mm length makes it ideal for automotive work, electronics assembly, furniture building, and more.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Sewing \u0026 Hand Tools\", \"item\": \"https:\/\/oasis-select.com\/collections\/sewing-hand-tools\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Magnetic Hex Bit Extension Bar 123mm | 4mm Steel Shaft Adapter\", \"item\": \"https:\/\/oasis-select.com\/products\/magnetic-hex-bit-extension-bar-123mm-4mm-steel-shaft-adapter\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Default Title","offer_id":47748551442537,"sku":"\u003cnone\u003e","price":3.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sadd3063f0aad43c99fe5182e271119f6b.webp?v=1783086003","url":"https:\/\/oasis-select.com\/products\/magnetic-hex-bit-extension-bar-123mm-4mm-steel-shaft-adapter","provider":"Oasis Select","version":"1.0","type":"link"}