Magnetic 6.35mm to 4mm Hex Bit Adapter for Power Drills
Magnetic 6.35mm to 4mm Hex Bit Adapter for Power Drills
Quick-Change Magnetic Hex Bit Adapter – 6.35mm to 4mm
Upgrade your cordless drill or power screwdriver setup with this high-strength alloy steel Magnetic Hex Bit Adapter. Designed for effortless size conversion between 6.35mm (1/4") and 4mm hex shanks, this compact adapter lets you switch between bit sizes in seconds — no tools required. Made in Mainland China.
Why You'll Love This Adapter
- Instant Size Conversion: Seamlessly converts between 6.35mm and 4mm hex shank sizes, giving you maximum versatility with your existing bit collection.
- Strong Magnetic Hold: Built-in magnetic design keeps bits firmly seated during use, ensuring a secure, wobble-free connection and precise control.
- High-Strength Alloy Steel: Constructed from durable alloy steel to withstand heavy daily use without stripping or deforming.
- Quick-Change Design: Compatible with standard quick-change chucks for fast, one-handed bit swaps — ideal for professional and DIY use alike.
- Wide Application: Perfect for repairing smartphones, cameras, computers, and other small electronic devices, as well as general household and workshop tasks.
Product Specifications
| Material | Alloy Steel |
| Color | Silver |
| Shank Sizes | 6.35mm (1/4") to 4mm / 4mm to 6.35mm |
| Quantity Options | 1pc (6.35mm→4mm), 1pc (4mm→6.35mm), or 1 Set (both) |
| Application | Power Drills, Cordless Screwdrivers, Electronics Repair |
| Country of Origin | Made in Mainland China |
Package Includes
- 1 x Adapter Socket Sleeve (or) 2 x Adapter Socket Sleeves (depending on option selected)
Important Notes
- Photos may not reflect actual size — please refer to the specifications above for accurate dimensions.
- Allow minor differences due to manual measurement.
- Colors may vary slightly between monitors and actual product.
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Frequently Asked Questions
Q: What drill types is this 6.35mm to 4mm hex bit adapter compatible with?
A: This magnetic hex bit adapter is compatible with most standard cordless drills and power screwdrivers that feature a quick-change chuck system. It works with any tool accepting a 6.35mm (1/4") hex shank or 4mm hex shank bit.
Q: Is the magnetic hold strong enough to prevent bits from falling out during use?
A: Yes! The built-in magnetic design provides a firm, secure hold on bits during operation. The strong magnet keeps the bit seated and reduces wobble, giving you confident, precise control whether you're driving screws or working on delicate electronics.
Q: What is the adapter made of, and is it durable for heavy-duty use?
A: The adapter is crafted from high-strength alloy steel, making it tough enough to handle regular professional and DIY use. The material resists stripping and deformation even under repeated torque and daily wear.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.