Bluebow 21-Piece Magnetic Nut Driver Set — 1/4-Hex Shank, SAE & Metric Cr-V Steel

Meet the Bluebow 21-Piece Magnetic Nut Driver Set, a compact, durable companion for quick fastenings in home workshops and on job sites. Crafted from high-grade Cr-V and S2 steel and heat-treated for superb impact strength, these drivers resist wear while delivering reliable performance. The deep-well design features reinforced sidewalls and a manganese phosphate coating to withstand demanding tasks and repeated use.

The built-in industrial-strength magnet securely holds screws and bolts, reducing the risk of dropped fasteners and speeding up setups in tight spaces. The set covers a broad range of needs with seven metric sizes (6, 8, 10, 11, 12, 13, 14 mm) and seven SAE sizes (1/4, 5/16, 3/8, 11/32, 7/16, 1/2, 9/16). It also includes three impact socket adapters (1/4, 3/8, 1/2) and three quick-release extensions (60, 100, 150 mm), plus a magnetic bit holder for fast task switching.

Versatility at your fingertips

• Ideal for home DIY, drain pipe work, and furniture assembly, with sizes to match common fasteners.
• Great for appliance setup, metal roofing, log home projects, and mounting roof hooks where reach and control matter.
• All-in-one design reduces tool clutter, letting you tackle multiple tasks without swapping kits.

Designed for durability and portability

• Premium build quality combines Cr-V and S2 steel with heat treatment for lasting performance.
• Deep-well design with reinforced sidewalls provides dependable endurance in demanding use.
• Rugged carrying bag and clearly labeled sizes help you transport and organize your tools on the go.

In practice, you may notice a smoother workflow when starting fasteners in tight spots, switching between head sizes without hassle, and keeping tools organized between tasks. While results depend on technique and context, the kit is designed to offer reliable, versatile support for a wide range of fastening jobs.