Brand new SDS-max Adapters Type: Connection SDS-max/SDS-plus Female SDS-max to SDS-plus Rotary steel Adapter, the user has the opportunity to extend the versatility of an SDS-max rotary hammer without having to bring along a second hammer. The adapter fits the SDS-max tool to use SDS-plus accessories. This accessory allows smaller hole drilling as well as having a larger hammer for bigger jobs. This rugged adapter stands up to professional jobsite demands. It has a notched shank that enables secure retention in the chuck. Total length 8? With this SDS-max to SDS-plus Rotary Hammer Adapter, the user has the opportunity to extend the versatility of an SDS-max rotary hammer without having to bring along an additional tool. The adapter makes it possible to use SDS-plus accessories with an SDS-max tool. The adapter is compatible with other brands of SDS-max rotary hammers. This rugged adapter stands up to professional jobsite demands.