1/4 3/8 1/2 Drive Power Drill Bit Adapter Power Type Socket Adapter Square Head
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Product Highlights
- Durable Material: Constructed from high-quality Chrome Vanadium Steel for superior strength and wear resistance.
- Customizable Design: Offers full customization options including diameter, length, and surface treatment.
- Versatile Drive Sizes: Available in 1/4, 3/8, and 1/2 inch drive sizes for various socket connections.
- Multiple Surface Treatments: Features Sandblasting and Manganese Phosphate for enhanced anti-corrosion properties.
- Wide Compatibility: Works with manual and electric screwdrivers, ratchets, and impact drivers.
- Certified Quality: Meets RoHS, CE, and GS safety and quality standards.
- Flexible Customization: Supports customization from designs, samples, and specific dimensions.
- Global Shipping: Delivery available via Sea Freight, Air, Train, and Express services.
Product Attributes
- Customization
- Available
- Color
- Silver
- Folded
- Unfolded
- Model NO.
- UNT-02
- Certification
- RoHS, CE, GS
- Material
- Chrome Vanadium Steel
- Customized
- Customized
- Compatible Brand
- Metabo, DeWalt, Hitachi, MAKITA, BOSCH
- Diameter(mm)
- 7
- Length(mm)
- 25, 30, 50, 65
- Type
- Hex Drive to Square Ball Drive
- Surface Treatment
- Sandblasting, Manganese Phosphate
- Application
- Manual Screwdriver, Electric Screwdriver
- Delivery
- Sea Freight, Air, Train, Express
- Transport Package
- Cartons+ Pallets
- Specification
- 1/4 inch drive
- Trademark
- UN
- Origin
- China
- HS Code
- 8467991000
- Production Capacity
- 200mpcs/Monthly
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 1/4 3/8 1/2 Drive Power Drill Bit Adapter Power Type Socket Adapter Square Head
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Product Description

| Drive Size | 1/4 inch |
| Diameter | 7mm |
| Length | 25, 30, 50, 65mm |
| Material | Chrome Vanadium Steel |
| Surface Treatment | Sandblasting, Manganese Phosphate |
| Type | Hex drive to square ball drive |
| Packaging | Tool Kit, Carton Boxes, Blisters, Sandwich Pack |
| Application | Manual Screwdriver, Electric Screwdriver |
| Customization | Acceptable |
| Brand | Union, OEM |
| Standard | DIN, ISO |
| Origin | China |
Drive socket adaptors are simple yet useful tools that allow different drive types and sizes to be connected. They act as intermediaries between the driving tool and the socket. Common types of drive adaptors include 1/4" to 3/8" adaptors, 1/2" to 3/8" adaptors, and 3/8" to 1/4" adaptors.
Drive socket adaptors have a male square drive on one end and a different-sized female square drive on the other. The male drive connects to the driving tool while the female drive accepts the socket. This allows sockets and drivers with different drives to be mated together.
Uses:
- Join a large 1/2" drive ratchet or breaker bar to smaller 3/8" drive sockets. Provides the torque of the larger drive for tightening tasks.
- Connect a 3/8" drive torque wrench to 1/4" drive sockets for precision tightening jobs.
- Use a 1/4" drive tool like a small ratchet wrench with larger 3/8" sockets. Gives access in tight areas.
- Adapt sockets to fit available driving tools when the proper driver is unavailable. Provides flexibility.
- Attach power tools like electric impact drivers to manual socket sets. Increases convenience.
The steel chrome construction of most adaptors allows them to withstand high torques from tightening and loosening. Extended gripping areas give oil and dirt resistance.
| Main Fastener Coating | |||
| Types | Application | Spray Test Hours | Characteristics |
| Mirror Nickel-plating | ALL Metal | 72Hours | Stable Excellent polishing performance Improve Wear resistance Wide range of applications |
| Matt Nickel-plating | ALL Metal | 72Hours | |
| Black Nickel-plating | ALL Metal | 48Hours | High absorption rate of solar energy Used in solar collector panels. |
| Manganese Phosphate | ALL Metal | 72Hours | Enhanced resistance |
| Sand Blast | ALL Metal | - | Remove paint, rust, and residue scratches or casting marks |
| Electrophoresis | ALL Metal | 1000Hours | Maintain metallic luster Anti-corrosion properties |
| Color Electroplating | ALL Metal | 96Hours | Improve mental strength Prevent metal oxidation |
| Steel Material Chemical Composition | ||||||||
| Types | C | Si | V | Cr | Mn | Ni | Mo | Characteristic |
| CR-MO | 0.18-0.23 | 0.15-0.35 | - | 0.40-0.60 | 0.90-1.20 | - | 0.13-0.20 | 41xx-series SAE steel grades Excellent strength-to-weight ratio Stronger and harder Not easily welded |
| CRV | 0.5 | 0.3 | 0.18 | 0.80-1.10 | 0.70-0.90 | - | - | 6000-series SAE steel grades Suitable for hardening Resist abrasion, oxidation, and corrosion Improve material elasticity |
| S2 | 0.40-0.55 | 0.90-1.20 | <0.50 | - | 0.30-0.50 | <0.30 | 0.30-0.60 | One of seven types of shock-resisting steels under the AISI Classification High strength High toughness Wear resistance High hardness Resistance to shock loading |
| 45# | 0.42-0.05 | 0.17-0.37 | - | ≤0.25 | 0.50-0.80 | ≤0.25 | - | Compared with A3, it has higher strength and resistance to deformation. |
| A3 | 0.95-1.05 | 0.10-0.50 | 0.15-0.50 | 4.75-5.50 | 0.40-1.00 | - | 0.90-1.40 | High-quality high carbon alloy tool steel |


About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2432432". Items marked "" are certified.
Company Profile
Established in the early 2000s, Union Hardware began as a manufacturer and distributor of fasteners and hardware tools. In 2023, we officially consolidated into a globally focused professional hardware exporter. Our expansive product range includes photovoltaic fasteners, stainless steel fasteners, highly corrosion-resistant carbon steel fasteners, and a wide selection of hand tools (Mechanic Tools, Fastening Tools, Measuring Tools, Storage Tools, Tool Sets, PTA Kits, etc. ). Our hardware solutions are trusted across the construction, machinery, automotive, and DIY sectors. With decades of expertise producing durable, reliable products, over 85% of our goods are exported internationally.
Strategically located in Hangzhou Xiaoshan Industrial Zone, we are part of a vibrant manufacturing hub that promotes clustering effects and supply chain efficiency. Our modern facilities and proximity to Shanghai Port allow for seamless production, inventory management, and timely delivery to global markets. Leveraging our hard-won reputation for integrity, dependability, and unparalleled quality, Union Hardware continues pioneering hardware distribution. We remain committed to delivering ideal products, services, and solutions at competitive costs for trade specialists and DIYers worldwide.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Room 401-1, No.58, Xiangshan Road, Wenyan Street, Xiaoshan, Hangzhou, Zhejiang, China
-
Plant Area
- 100 square meters
-
Number of Employees
- 4
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month, 1-3 months
Off Season Lead Time: within 15 workdays, one month, 1-3 months -
Nearest Port
- Shanghai Port, Ningbo Port
-
Minimum Order Quantity
- 1000 pcs
-
Supply Chain Partners
- 56
Our Production Capability & Technical Expertise
-
Main Products
- Bit Holders, Bits, Sockets, Torque Wrench, Ratchet, Hex Keys, Tool Set, Pta Sets, Bi-Metal Screws, Stainless Steel Fasteners
-
Customization Options
- Full Customization, Minor Customization, Flexible customization, Customization from Designs, Customization from Samples
-
ODM Service Available
- Yes
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2023-08-03
-
Export Year
- 1 year
-
Main Markets
- Europe, Africa, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 2
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What materials are used for the socket adapter?
- The adapter is made from Chrome Vanadium Steel, known for its excellent strength-to-weight ratio and resistance to abrasion and corrosion.
- Can the product dimensions be customized?
- Yes, full customization is available. You can specify the diameter (e.g., 7mm) and length (25, 30, 50, 65mm) according to your requirements.
- What surface treatments are available?
- We offer Sandblasting and Manganese Phosphate treatments to enhance durability and resistance to rust and wear.
- What is the minimum order quantity?
- The minimum order quantity is 1000 pieces.
- What certifications does the product have?
- The product is certified with RoHS, CE, and GS standards.
- What are the available drive sizes?
- The adapters come in 1/4 inch, 3/8 inch, and 1/2 inch drive sizes to connect different tool types.
- How long does it take to deliver?
- Lead time varies by season: within 15 workdays during off-peak season and 1-3 months during peak season.
- Is OEM service available?
- Yes, ODM and OEM services are available, including customization from designs and samples.
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