[FEATURE]: It's a professional round/concave nose combination jewelry pliers. The concave lower jaw helps form round rings or curves in wire/headpins/eyepins. One side of the nose is a classic round nose shape, and the other side is a concave shape that bends your wire in a perfect half-circle around the "nose". [MATERIAL]: Carbon Steel mini pliers, harder than stainless steel. Good polishing, Non-slip lovely pink rubber handle, spring construction makes this pliers more durable for use. [SIZE]: This Round Concave Pliers is about 4.9inch(12.4cm) long, 2.5inch(6.25cm) wide. Tip width could be opened to 0.4inch(0.95cm). Note: Please refer to the second and fourth size comparison chart before purchasing, and then place the order after confirmation. [WIDE USAGE]: Perfect for making wire loops, bending wire, wrapped wire loops, eye pins, headpins, memory wire, beading and jewelry repair etc. [KINDLY NOTE]: There are oils on the pliers which will help to lubricate the pliers and spring, maintain the pliers in a good condition and extend the service life. It will not affect its normal use, just wipe it clean with a rag of old towel before use.