Made from alloy steel with rustprooft coating, these leather eyelets and puncher tool maintain sharpness and strength through repeated use, ensuring clean perforations in leathercraft up to 2.4mm thickness The specially designed puncher tool creates uniform holes with minimal effort, suitable for both beginner and professional working with leather, canvas or thick fabric This multifunctional leather rivet and punching tool set includes 50pcs of 6mm eyelets and 50pcs of 7mm eyelets, 3 essential installation tool for precisely hole punching and rivet setting in sheath making and leather craft project Ideal for sheaths, clothing accessories, tents, leather belt, bags, shoes and various craft projects requiring reinforced holes, with compact size for easy storage and portability Features 6mm eyelets for 1.5mm sheets and 7mm eyelets for 2.0mm sheets, accommodating various thicknesses from 1mm to 2.4mm for crafting applications