The set includes 12 interchangeable dies crafted from alloy steel, providing versatility to fit wide ranges of watch sizes and types Built with durability alloy steel for strength and longevity, this comprehensive watch repair tools set ensures reliability over countless uses This watch press tool allows for precise and secure watch back installation without damaging the watch case, making it ideal for professional watch repair This essential watch is perfect for both professional watchmakers and enthusiasts needing reliability equipment for watch maintenance Use this watch case press efficiently in busy repair shops for quick service or at home for watch projects and repairs, Manufacturer: Qcbuegof