Adapter 5/8"-11 Male to 3/8" Triangle Shank
-Adapter 5/8"-11 male to 3/8” shank; -Triangle shaft to prevent spinning in a chuck; -Used on electric hand drills; -Industrial grade heat treated steel for strength and durability; -Maximum RPM 10,000. DAMO® ADPT58T38S allows electric drills with 3/8" shank to use 5/8”-11 female threaded tools such as diamond core drill bits, diamond drum wheels, diamond hand profilers, back holders and diamond grinding cup wheels. The triangle shank connects to the power tool and the 5/8"-11 male threaded connects to 5/8"-11 female threaded attachment tools. We DAMO Diamond Tools, LLC holds exclusive distribution to DAMO® Trademark products as you can see clearly marked from the picture on the product listing.