Features 3 anchoring deep quick and easy to install for temporary fixing applications, da for tools with washer Available Fire Rating F120 certified for use in low expansion pressure Durable Description instantly and for use in concrete screw with shaped washer Low axle ? and edge distance for temporary and fixed friendly manufacture and mounting hole to create hole screw in wall mounting screw fully to clean until the attachment Fully fit and the Weiterdrehen the screw head is no longer possible ideally to apply with Tangenial impact wrench (with impact wrench grade PP Nut)