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Special Adapters

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5/8" - 11 Threaded Female Adapter to 1/4" Smooth Female with set screw.
This adapter (2" long and 1" Hex crossection) allows you to connect any accessory with a 1/4" shank to a bench motor or angle grinder with a 5/8-11" male shank. Set screw tightens with a hex wrench. Black oxide treated steel made in the U.S.A.


1/2" - 20 Threaded Female Adapter to 3/8" Fine Thread Male Adapter.
This adapter (2 3/16" long and 3/4" Diameter) allows you to connect a 1/2 X 20 Threaded male to a 3/8" Threaded Female. Polished steel made in USA.


Name Description Order
5/8"-11 Threaded Female Adapter(right turn) to 1/4" smooth female with set screws
1/2"-20 Threaded Female Adapter to 3/8" Fine Thread Male