Remove broken screws, bolts, and pipe fittings without damaging the workpiece. The Irwin Hanson Straight Flute Screw Extractor is designed specifically for softer materials and thin-walled pieces like pipes and fittings. Unlike spiral extractors, the straight flute design does not expand the material during removal, preserving threads and thin walls.

• Straight flute design - does not expand workpiece during extraction
• Ideal for softer materials and thin-walled pieces like pipe fittings
• High carbon steel construction
• Works on both left-hand and right-hand threaded fasteners
• Size and drill bit size etched on each tool
• Extractor size: ST-4
• Recommended drill bit: 5/16"
• For 1/2" - 9/16" screws (12-14mm), 1/4" NPT pipe fittings

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