9PCS Professional Durable Steel Pin Punch Set, Mechanical Engineering Hand Tool

WEAR-RESISTANT AND DURABLE Made from high-grade steel, it boasts high hardness, wear resistance, and durability. MEETS DIFFERENT NEEDS A complete set of roller drill bits in various sizes and models to meet your diverse needs. GREAT TOOL Great tools for breaking or drilling through walls, concrete, stone, or other materials. ADVANTAGE Inverted cone tips prevent slipping, scratching, and damage to your tools. WITH A CARRYING BAG Equipped with a convenient carrying bag to keep your tools organized and portable.