{"product_id":"magnetic-1-4-insert-bit-adapter-4mm-hex-shank-screwdriver-2pc","title":"2pc Magnetic 1\/4\" to 4mm Hex Shank Bit Adapter – Alloy Steel","description":"\n\u003ch2\u003e2-Pack Magnetic 1\/4\" Insert Bit Adapter – 6.35mm to 4mm Hex Shank\u003c\/h2\u003e\n\n\u003cp\u003eGet more versatility from your screwdrivers and precision tools with this compact, double-ended bit adapter set. Designed for fine, detail-oriented work, each adapter converts a standard 1\/4\" (6.35mm) insert bit drive to a 4mm hex shank bit system — giving you seamless compatibility across your precision screwdriver toolkit. The built-in magnet keeps your 4mm bits securely seated so you can work confidently without interruption.\u003c\/p\u003e\n\n\u003cp\u003eAt just 25mm in length, these adapters are intentionally compact to minimize wobble — a common frustration with longer bit adapters. Constructed from durable alloy steel, they're built to handle repetitive use while keeping your workflow smooth and steady.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble-End Design:\u003c\/strong\u003e 1\/4\" (6.35mm) insert bit on one end, 4mm hex shank on the other for maximum versatility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic Bit Retention:\u003c\/strong\u003e Built-in magnet securely holds 4mm bits in place during use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact 25mm Length:\u003c\/strong\u003e Short profile minimizes wobble for more precise, controlled work\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlloy Steel Construction:\u003c\/strong\u003e Strong and durable metal build for long-lasting performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision-Focused:\u003c\/strong\u003e Ideal for delicate, detail-oriented tasks — not intended for high-torque power tool applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSet of 2:\u003c\/strong\u003e Two adapters included so you always have a spare on hand\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Alloy Steel (Metal)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Gray\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 25mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive Size:\u003c\/strong\u003e 1\/4\" (6.35mm) Insert Bit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 4mm Hex\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 Pieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 × 1\/4\" to 4mm Hex Shank Bit Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Actual product color may vary slightly from images due to monitor brightness and lighting conditions. Please allow for minor measurement tolerances of ±1mm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eMade in China.\u003c\/p\u003e\n\n\u003cp\u003eFor guidance on tool safety and best practices in the workshop, 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\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What is the difference between a 1\/4\" insert bit and a 4mm hex shank bit?\u003c\/h4\u003e\n\u003cp\u003eA: A 1\/4\" (6.35mm) insert bit is the standard bit size used in most electric screwdrivers and precision ratchet drivers. A 4mm hex shank bit is a smaller format commonly used in compact precision screwdriver kits and electronics repair tools. This adapter bridges the two systems so you can use your 4mm bits in any standard 1\/4\" drive tool, or vice versa.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this adapter with a power drill or electric screwdriver?\u003c\/h4\u003e\n\u003cp\u003eA: This adapter is engineered for precision work and light-duty applications, not high-torque power tools. It is best suited for use with manual precision screwdrivers, ratchets, or low-torque electric screwdrivers for tasks like electronics repair, eyeglass assembly, or other delicate work.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Why is the 25mm length beneficial compared to longer adapters?\u003c\/h4\u003e\n\u003cp\u003eA: Longer bit adapters can introduce flex and wobble, making precise screw driving harder. At just 25mm, these adapters keep the bit close to the driver head, resulting in more stable, accurate control — especially important for intricate or delicate fastening tasks.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the magnet hold the bit securely during use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Each adapter features a built-in magnet that holds 4mm hex shank bits firmly in place, preventing the bit from slipping out during use. This is especially helpful when working in tight or hard-to-reach spaces where a dropped bit would be difficult to retrieve.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between a 1\/4\\\" insert bit and a 4mm hex shank bit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A 1\/4\\\" (6.35mm) insert bit is the standard bit size used in most electric screwdrivers and precision ratchet drivers. A 4mm hex shank bit is a smaller format commonly used in compact precision screwdriver kits and electronics repair tools. This adapter bridges the two systems so you can use your 4mm bits in any standard 1\/4\\\" drive tool, or vice versa.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this adapter with a power drill or electric screwdriver?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This adapter is engineered for precision work and light-duty applications, not high-torque power tools. It is best suited for use with manual precision screwdrivers, ratchets, or low-torque electric screwdrivers for tasks like electronics repair, eyeglass assembly, or other delicate work.\"}}, {\"@type\": \"Question\", \"name\": \"Why is the 25mm length beneficial compared to longer adapters?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Longer bit adapters can introduce flex and wobble, making precise screw driving harder. At just 25mm, these adapters keep the bit close to the driver head, resulting in more stable, accurate control — especially important for intricate or delicate fastening tasks.\"}}, {\"@type\": \"Question\", \"name\": \"Does the magnet hold the bit securely during use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Each adapter features a built-in magnet that holds 4mm hex shank bits firmly in place, preventing the bit from slipping out during use. This is especially helpful when working in tight or hard-to-reach spaces where a dropped bit would be difficult to retrieve.\"}}]}\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:\/\/kujrmc-0q.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Hand Tools \u0026 Repair\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/collections\/hand-tools-repair\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"2pc Magnetic 1\/4\\\" to 4mm Hex Shank Bit Adapter – Alloy Steel\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/products\/magnetic-1-4-insert-bit-adapter-4mm-hex-shank-screwdriver-2pc\"}]}\u003c\/script\u003e","brand":"Vue","offers":[{"title":"China Mainland","offer_id":48780325880000,"sku":"200007763:201336100","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/9338\/7968\/files\/Sd47083ed3c844cc2bb1c2e969bbff82eM.webp?v=1786378329","url":"https:\/\/vueselect.com\/products\/magnetic-1-4-insert-bit-adapter-4mm-hex-shank-screwdriver-2pc","provider":"Vue","version":"1.0","type":"link"}