Patent ID: 7174816

Claim:
Tongue and groove pliers comprising: a first member having a first jaw on one end, a first handle on the other end, and a slot between the first jaw and the first handle; a second member having a second jaw on one end, a second handle on the other end, and a pin opening between the second jaw and the second handle; the second member being connected to the first member by a pin extending through the pin opening and the slot; the first member having a plurality of arcuate ribs on a side adjacent to the second member, the arcuate ribs defining a plurality of grooves, the second member having a tongue on the side facing the first member, wherein the tongue engages a selected groove when the handles are sufficiently closed, the tongue does not engage any of the grooves when the handles are sufficiently open, and the pin can be moved in the slot to align the tongue with a selected groove when the handles are sufficiently open, the pliers further having means for visually aligning the tongue with a desired groove when the handles are sufficiently open.