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Model #A10MK21

Store SKU #932673

1/2 in. Multi-Chuck Key

$747
  • Works in most 1/2 in. keyed chucks
  • Durable metal construction for longer tool life
  • 3 pilot sizes for wider range of use: 7/32 in., 1/4 in., 9/32 in.
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Product Overview

RYOBI introduces the 1/2 in. Multi-Chuck Key. This is a great replacement if the key for a drill's chuck is lost. With the multiple pilot sizes, this will fit most drills. The functionality of the Multi-Chuck Key is improved with its durable, full metal construction with black oxide coating for increased life. The triangle design helps to increase torque while securing a bit into the drill chuck.
  • Designed to work with most 1/2 in. keyed chucks
  • Durable metal construction
  • 1/2 in. chuck key with 7/32 in. pilot
  • 1/2 in. chuck key with 1/4 in. pilot
  • 1/2 in. chuck key with 9/32 in. pilot












  • California residents

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Customer Reviews

  • 4.5
    out of 307 reviews
  • 92%recommend this product
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Showing 1-10 of 307 reviews
It is sturdy, easy to handle, it just came on time to help me utilize a used hammer drill that ha...
It is sturdy, easy to handle, it just came on time to help me utilize a used hammer drill that had no key to tighten the different attachments
by
  • Verified Purchase
  • Recommended
Heavy Duty and versitile
The chuck has three different sizes and fits most industry standards. It is heavy duty and should last a lifetime under most situations
by
    • Recommended
    5 found this review helpful
    This was awesome however the packaging was NOT ideal. It...
    This was awesome however the packaging was NOT ideal. It would have been difficult to return this item after cutting through tall the plastic to see if this was the right fit and then to find out it didn’t. Luckily for me it worked in my chuck.
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    • Verified Purchase
    Rating provided by a verified purchaser...
    Rating provided by a verified purchaser
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    • Verified Purchase
    the different make it a multi tool accesory which really...
    the different make it a multi tool accesory which really made it a bargin
    by
    • Verified Purchase
    by
    • Verified Purchase
    After a long search for a chuck key for an...
    After a long search for a chuck key for an old Craftsman drill press, this finally solved the problem.
    by
    • Verified Purchase
    Ok…needs cleaner bite with each Chuck key size...
    Ok…needs cleaner bite with each Chuck key size
    by
    • Verified Purchase
    Drill Chuck replacement.
    This solved a problem of being able to operate an old drill again. This key works with all my drills!
    by
    • Verified Purchase
    Works great with my Hitachi hammer drill with 1/2 in...
    Works great with my Hitachi hammer drill with 1/2 in chuck! It looks to work with many other brands as well
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    • Verified Purchase
    Showing 1-10 of 307 reviews