The Sealey Screw Extractor Square Type Set in a pack of 7 pieces offers the most comprehensive size range for professional users who require maximum versatility. This expanded set ensures you're equipped to handle virtually any damaged or seized fastener situation, from delicate small screws through to larger stubborn bolts. Each extractor is manufactured from high grade heat treated alloy steel, providing the robust construction necessary for demanding extraction work without fear of tool failure. The chemically blackened finish delivers excellent corrosion resistance, keeping the tools in prime condition even after extended use in challenging environments. The square section profile is an intelligent design element that facilitates straightforward removal of the extractor once the fastener has been freed. The complete set arrives in a storage tray that maintains organisation and protects your investment between jobs. With a lifetime guarantee backing this 7-piece collection, it's the ideal choice for professional mechanics, engineers and maintenance technicians who demand comprehensive coverage. Features and Benefits: • Pack of 7 provides extended size range for maximum versatility • High grade heat treated alloy steel construction • Chemically blackened finish for superior corrosion protection • Square section design allows easy extractor removal • Storage tray included for professional tool organisation Specifications: Brand: Sealey Contents: #1; 1/8"(3mm), #2; 3/16"(5mm), #3; 15/64"(6mm), #4; 5/16"(8mm), #5; 3/8"(9mm), #6; 15/32"(12mm), #7; 9/16"(14mm) Nett Weight: 0.30kg