Description:100Pcs 0.28" Square Pyramid Studs; 4-Prong; AlloyNew Arrival and .Fit standard dies, or are easily set by hand on leather and fabrics: cut small slit, insert prongs and bend over.Indispensable Leathercraft Accessory.Great for biker , belts, leather jackets and wristbands, dog collars, bike ornaments, hats, etc.Specification:Material: AlloySize: Approx. 7x7mm / 0.276x0.276inchPackage Includes:100 Pieces Pyramid StudsNote:Due to lighting effects, monitor's brightness , contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item.Please allow 1-2mm differs due to manual measurement, thanks.