THREADED WOOD INSERT NUTS HEX DRIVE SCREW FIXINGS TYPE D JOBLOT Joblot of 700 pieces M8 x 18mm Type D insert nuts. Installed by simply screwing into a suitable size hole. The unique external thread provides strong pull out resistance. Type D have a flanged head which prevents driving in too far. SIZE RECOMMENDED HOLE SIZE M8 x 18 11.0 - 11.5 mm
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