Trumbull HK-3 Meter Box Key/Curb Key/Wrench, Std, Large, Mueller Pentagon Nuts

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About Trumbull HK-3 Meter Box Key/Curb

Meter Box Key - Curb Box Key - Meter Valve Wrench The HK-3 has three pentagon sockets, plus a tapered-end prying blade. Socket 1 fits standard pentagon heads, and has a head retention cavity. It also has a slot to operate T-heads of curb and meter stops. The other two sockets both fit the 1-1/16″ pentagon head used on Mueller brand meter boxes. One socket has the head-retention cavity to retain the pentagon head during removal; the other socket has the external lug which engages the lid recess. Both methods assist in lifting the lid of a meter box from the frame. The tapered blade end is designed for prying, or for use as a chisel. Medium Carbon Steel Investment Casting - Plated Finish Part Number Trumbull Manufacturing # HK-3 Compare to other manufacturer cross reference numbers: H-10820, MKH-10820 Fits most common waterworks industry pentagon nuts on meter box and curb box lids made by Ford Meter Box, AY McDonald, Mueller, EJ, Sigma, Trumbull, Nicor, Star, Bingham & Taylor, Vestal, and others. See Photos for diagram of pentagon nut dimensions this will fit. This item sometimes referred to as a Meter Box Key, Curb Box Key, Meter box wrench, curb box wrench, meter key, curb key, or cover and valve key.