Silverline 3/8″ Drive 6-Point Metric Socket - 21mm
Durable 6-point 21mm socket by Silverline. Chrome vanadium steel, nickel-plated, ideal for high-torque applications.
The Silverline 3/8″ Drive 6-Point Metric Socket - 21mm is designed for professional-grade performance, ensuring maximum torque transfer with precision and durability. Crafted from high-quality chrome vanadium steel, this socket is cold-forged, hardened, and tempered for superior strength and resistance to wear.
The 6-point hex design provides a secure grip on fasteners, reducing the risk of rounding and ensuring efficient power transfer. Its chamfered ends and thin walls allow for precise and positive location on fasteners, making it ideal for tight spaces and heavy-duty applications.
For enhanced durability and corrosion resistance, the socket is fully polished and nickel chrome-plated. A knurled ring offers improved grip and control, while the bearing hole ensures a solid and secure connection to the tool. Ideal for automotive, industrial, and DIY use, this socket delivers reliable performance in demanding conditions.
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Technical Specifications
- Shipped within 0-2 business days
- Shipping to United States: 3-5 business days*
- Free Shipping Included
- Automotive repairs and maintenance
- Mechanical engineering tasks
- Industrial assembly
- DIY projects
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- Drive Size: 3/8″
- Socket Size: 21mm
- Point Type: 6-Point Hex
- Material: Chrome Vanadium Steel
- Finish: Nickel Chrome-Plated
- Feature: Chamfered Ends
- Feature: Thin Walls
- Grip Enhancement: Knurled Ring
- Connection: Bearing Hole
- Weight: 80g
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Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
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