Tongue-and-groove pliers are a type of slip-joint pliers. They are also known as:
adjustable pliers,
Channellocks (i.e., Channellock brand pliers),
water pump pliers,
groove-joint pliers,
arc-joint pliers,
Multi-Grips,
tap or pipe spanners,
swan neck pliers.
Monkey pliers.
Challenge: This puzzle has not yet been solved in {size} size. Be the first to complete it.