5 Piece, Spiral Screw Extractor Set, Designed For Softer Materials Or Thin Walled Pieces Such As Pipes & Fittings, Design Eases Extraction Because It Does Not Expand The Material As You Remove It, Removes Both Left Hand & Right Hand Threaded Parts, Includes Extractors #1 Through #5.Features Extractor size and recommended drill bit size are etched on each tool. Designed to remove broken studs, bolts, socket screws and fittings Spiral flutes are designed to embed themselves deeper into the metal as you turn the tool, so as the fastener resistance increases, the extractor's grip increases Aggressive left hand spiral design for extra gripping power Includes1X IRWIN Screw Extractor For Spiral Screws, 5-Piece Length: 5.900 in Width: 5.000 in Height: 0.700 in Weight: 0.288 lbs Extractor Sizes: #1 through #5 Design: Spiral, left hand spiral Thread Types Removed: Left hand, right hand Country of Origin: United States