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Industrial Supply, Professional Grade Tools Parts and Services

Woodruff Keys

Woodruff keys are semicircular, such that, when installed, they leave a protruding flat end used to improve the concentricity of the shaft and the mating part, which is critical for high speed operation.
  • Woodruff Key, Steel,C 40 to 50 Hardness, SAE-8630

    Woodruff Key, Steel,C 40 to 50 Hardness, SAE-8630

    Woodruff keys, also known as half-moon keys, are semicircular shaped keys that, when installed, leave a protruding tab. The keyway in the shaft is a semi-circular pocket and the mating part has a longitudinal slot. They are used to improve the...

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  • Woodruff Key, Steel, C 40 to 50 Hardness, SAE-8630

    Woodruff Key, Steel, C 40 to 50 Hardness, SAE-8630

    Woodruff keys, also known as half-moon keys, are semicircular shaped keys that, when installed, leave a protruding tab. The keyway in the shaft is a semi-circular pocket and the mating part has a longitudinal slot. They are used to improve the...

    Log in for pricing