DIMAR Cutting Tools Ltd.
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Keyhole Bits

These Carbide Tipped Key Hole or Keyhole bits were specifically designed to cut hidden T-SLOT grooves in the back of picture frames, small shelves and other wall decorations that require to be hanging on walls by means of a screw. The head of the screw will be hidden inside the groove and will properly support the picture frame.

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Design & Development | UleStudio