SDS PLUS adapter for 1 1/4" UNC diamond core bits, adapter for core drill

This adapter converts 1 1/4" UNC screws to SDS Plus. Made of 45 steel, it is strong, durable, and difficult to break. Suitable for all rotary hammers equipped with SDS Plus accessories. Usable with UNC threaded core drills and SDS Plus sockets. Please check connection compatibility before purchasing. Warning! This is an SDS Plus adapter, not an SDS Max adapter! This adapter is not suitable for rotary hammers.