After heat treatment and drop forging, the suit provides a punch with high hardness grade, which can withstand severe work and prevent tool deformation.Suitable for jewelry repair, service, small engine or equipment and mechanical work, and other operations involving spring pin fasteners of sizes.Equipped with 9 kinds of punches with different specifications and a storage bag, it is convenient to carry and store.Each punching hole is made of materials, durable, precision-machined hemispherical pinhole head ensures that it is aligned with the needle head, and the knurling handle provides enhanced grip.This kit is a necessary addition to any tool kit, which can be removed and inserted without damaging the pins for reuse.Name:Punching Tool SetQuantity:9pcs/setColour:SilverMaterial:MetalPackage Contents:1 * 1/16 inch punch1 * 5/64 inch punch1 * 3/32 inch punch1 * 1/8 inch punch1 * 5/32 inch punch1 * 3/16 inch punch1 * 7/32 inch punch1 * 1/4 inch punch1 * 5/16 inch punch