Plated Steel Eyelet Setting Pliers, Spring Tension, Self Opening For Setting Small Eyelets In Leather, Plastic, Rubber, Canvas & Cardboard, Rubberized Handles For Reduced Operator Fatigue, Includes 100 Piece Eyelet Assortment Which Are Plated Alloy Steel In The Following Colors Black, Brass, Copper & Stainless Steel, 5/32" 4 mm Diameter Eyelet Opening.