Because of the tapered tip, you can put the edge in a tiny space.
Brass wires: tip φ1.0mm bottom φ1.5mm
Aluminum wire: tip φ2.0mm bottom φ3.0mm
Nickel-silver wires: tip φ1.0mm bottom φ1.5mm
*Do not use for stainless wire.
They're part of "Craft Grip Series," which means they're even more comfortable
than your standard nippers.
You can grip stably because of the shape of grips fit to hands.