Slump Cone, Base, and Rod Set has a solid construction and is easily transported into the field for concrete slump testing. The set includes a heavy-gauge spun steel Slump Cone, cast aluminum Base Plate, and 24 x 5/8in (610 x 16mm) stainless steel Tamping Rod. Base clamps swivel to secure slump cone in use. The unit’s carrying handle rotates over the sample as a measuring reference.