1/2' to 1/4' Router Bit Collet Extension and Reducer ...
The router collet extension makes it possible to use all diameters of 1/4' shank bits safely. Place the router collet extension shank in the 1/2' router collet and the router bit shank in the extension collet and tighten both Instructions included. Use with 1/2' collet routers only. Can not be used on a router with only a 1/4…
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