Description
Product Overview
The YTFRL Woodruff Key Assortment Kit delivers a complete solution for torque transmission between shafts and hubs. Crafted from high‑quality carbon steel, each half‑round key offers exceptional strength, rust resistance, and dimensional stability under high pressure. The kit contains 120 pieces across ten size specifications, neatly arranged in a transparent box with individual compartments, allowing quick selection and inventory control. Package dimensions are compact at 5.31 x 3.15 x 0.74 inches, and the total weight is only 12 ounces, making storage and transport effortless.
Usage
These keys are ideal for a wide range of applications, including assembly and repair of electric motors, speed reducers, gearboxes, and various automotive components. They fit standard shaft‑hub configurations, providing a reliable mechanical link that transmits torque without slippage. Whether you are servicing industrial machinery, performing automotive engine work, or maintaining equipment in a workshop, the kit’s diverse size range ensures you have the right key for every job. 
Why Choose Us
YTFRL stands for precision engineering and durability. Each key undergoes rigorous heat‑treatment to achieve optimal hardness, guaranteeing long‑term performance even in high‑torque scenarios. The clear storage box eliminates the guesswork of locating the correct size, reducing downtime and errors. Our commitment to quality is reflected in the consistent fit and finish of every piece, backed by a reputation for reliable automotive replacement parts.
Key Features
- High‑strength carbon steel construction for superior torque capacity
- 120 half‑round keys covering ten essential size specifications
- Corrosion‑resistant finish ensures longevity in harsh environments
- Clear compartment box with individual slots for fast identification
- Versatile use in motors, gearboxes, speed reducers, and automotive assemblies
FAQ
What sizes are included in the kit?
The kit provides ten size groups: 3×6.2×15 mm, 4×5×12 mm, 4×6.5×15 mm, 4×7.3×18 mm, 5×6.5×15 mm, 5×7.3×18 mm, 5×8.8×21 mm, 6×9×21 mm, each with ten pieces, totaling 120 keys.
Can these keys be used for high‑torque applications?
Yes. The carbon steel material is heat‑treated to achieve high hardness, allowing the keys to handle substantial torque loads without deformation.
Is the storage box durable?
The box is made from impact‑resistant clear plastic with precisely molded compartments, protecting the keys from damage and making size selection quick and error‑free.
Are the keys compatible with standard automotive shafts?
All sizes conform to industry standards for woodruff keys, ensuring compatibility with most automotive and industrial shaft‑hub assemblies.
How should I maintain the keys to prevent rust?
Although the keys are rust‑proof due to their carbon steel composition, storing them in the provided dry box and wiping them clean after exposure to moisture will extend their service life.
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