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Tackle hard-to-reach fasteners with this professional 12-piece SAE ball-end hex key set. Each key is extra long for better leverage, while the spherical (ball) tip lets you tighten or loosen screws at angles up to 25°, making it ideal for tight assemblies, machinery, bicycles, automotive work, and workshop maintenance.
Made from durable CrV 6150 chrome vanadium steel with a working hardness around 52–55 HRC, these Allen keys are built for strength and long service life. A handy plastic hanger keeps sizes organized and easy to grab during fast-paced jobs.
12-piece SAE set: 1/16" to 3/8"
Ball-end tip for angled access (up to 25°)
Extra-long design for improved reach and torque
CrV 6150 steel for high strength and resilience
Satin-style finish and plastic organizer hanger for clean storage
| Size (inch / mm) | Dimensions (mm) |
|---|---|
| 1/16" (1.6 mm) | 91 × 14 |
| 5/64" (2.0 mm) | 100 × 16 |
| 3/32" (2.4 mm) | 110 × 17 |
| 7/64" (2.8 mm) | 116 × 18 |
| 1/8" (3.2 mm) | 123 × 19 |
| 9/64" (3.6 mm) | 130 × 20 |
| 5/32" (4.0 mm) | 132 × 21 |
| 3/16" (4.8 mm) | 150 × 24 |
| 7/32" (5.6 mm) | 165 × 25 |
| 1/4" (6.3 mm) | 185 × 28 |
| 5/16" (7.9 mm) | 200 × 32 |
| 3/8" (9.5 mm) | 233 × 35 |
