The Blue Spot Tools 14139 15 Piece 1/4" Hex Impact Nut Driver Set is designed for high‑torque impact applications, offering reliable fastening performance across a full range of metric and SAE sizes. Manufactured from heat‑treated carbon steel with a corrosion‑resistant black phosphate coating, each nut driver delivers strength, durability and secure fastener engagement. Supplied in a compact organised carry case, this set is ideal for automotive, engineering, maintenance and workshop use.
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The Blue Spot Tools 14139 15pc 1/4" Hex Impact Nut Driver Set is engineered for professional‑grade performance when working with impact drivers and high‑torque tools. Each nut driver is manufactured from heat‑treated carbon steel, providing excellent strength and long‑term durability under repeated impact loads. The black phosphate coating enhances corrosion resistance, ensuring dependable performance even in demanding workshop environments.
Designed with a 1/4" hex shank, the drivers attach quickly and securely to impact drivers, cordless drills and power tools. The precision‑machined heads ensure a snug fit on fasteners, reducing the risk of slipping, rounding or stripping. This makes the set ideal for automotive repairs, machinery maintenance, engineering tasks and general workshop applications.
The set includes 8 metric sizes and 7 SAE sizes, giving full coverage across both measurement standards. A durable, organised carry case keeps the drivers neatly arranged and easy to transport between jobs.
A compact, impact‑ready nut driver set built for professionals and serious DIY users who demand reliability and strength.
Metric Sizes (8pc):
6mm
7mm
8mm
10mm
11mm
12mm
13mm
14mm
SAE Sizes (7pc):
1/4"
9/32"
5/16"
3/8"
7/16"
1/2"
9/16"
Carry Case Included