EFFICIENT DESIGN : This 6 piece ruptured screw extractor set features accuracy thread structure for ruptured screws from 3.4mm to 12mm diameter, improving removal efficiency by 50% compared to traditional methods, ideal for plumbers and craft homes repairs. sturdy CARBON STEEL CONSTRUCTION : Crafted from high strength carbon steel with 70% better wear resistance than tools, ensuring extended 60% longer lifespans for professional use in plumbing and mechanical repairs. ERGONOMIC HANDLE DESIGN : Features comfortable nonslip grips that reduce hand fatigue during prolonged use, perfect for plumbers and craft enthusiasts performing extended repair projects. LIGHTWEIGHT & PORTABLE : Weighing only 220g with compact 17x9cm size, this easy to carry set solves large tool transportation issues, making it convenient for both home use and on site plumbing jobs. Package includes: 6Pcs Carbon Steel ruptured Bolt Extractor Set