Reed's MKDT is a Meter Box and Curb Box Lid Key. It weighs .8 lbs. This skeleton meter key's capacities include standard waterworks pentagon bolts and plugs, as well as the large pentagon bolts made by both Mueller and Ford. Thier careful design and production ensure the Reed pentagon and skeleton keys fit many brands of lids and bolts. It has a turn and lift feature, allowing tool users to open a lid, lock onto it, and lift the lid off with a single motion. All Reed meter box and curb box lid keys are made of strong, plated ductile iron to inhibit rust.