The Stanley 70-379E 8-Piece Double Open Ended Spanner Set is a professional hand-tool set designed for reliable tightening and loosening of metric nuts and bolts across automotive, mechanical, industrial, construction, and general maintenance applications.

Manufactured from premium Chrome Vanadium (Cr-V) steel, the spanners offer strength and durability for demanding workshop use. The matte nickel chrome finish provides enhanced corrosion resistance, while the Maxi-Drive™ anti-slip open jaw design helps improve fastener grip and reduce slippage and fastener damage.

Each double-ended spanner provides two metric sizes, giving users eight spanners covering a practical range from 6mm to 22mm. The included plastic storage holder keeps the set organized and convenient to transport.

Key Benefits

• 8-Piece Double Open Ended Set – Provides a versatile range of metric sizes for everyday fastening work.
• Premium Chrome Vanadium Steel – Offers excellent strength, durability, and long-term reliability.
• Matte Nickel Chrome Finish – Helps protect against corrosion and wear.
• Maxi-Drive™ Anti-Slip Open Jaw Design – Improves grip on fasteners and helps minimize slippage.
• Precision-Machined Jaws – Provide an accurate fit for reliable fastening performance.
• Double-Ended Design – Provides two metric sizes per spanner, maximizing versatility.
• High Torque Capability – Designed to handle demanding fastening and loosening tasks while helping minimize fastener damage.
• Wide Size Range – Includes sizes from 6×7mm through 20×22mm.
• Plastic Storage Holder – Keeps all spanners organized for easy storage and transportation.
• Professional & DIY Use – Suitable for mechanics, technicians, engineers, fabricators, contractors, and home users.

Technical Specifications

Applications

• Automotive repair and servicing
• Machinery maintenance
• Mechanical assembly
• Engineering workshops
• Industrial equipment servicing
• Fabrication work
• Construction applications
• Garage maintenance
• General nut and bolt fastening
• Workshop and DIY repairs