RUKO extractor de tornillos n.º 1 para tornillos M3-M4, broca 3,2 mm, rosca a izquierdas

This RUKO screw extractor No. 1 is a tapered, left-hand threaded tool for removing broken screws, bolts, and studs with metric sizes M3 to M4. Unlike generic extractors, it is made from high-quality tool steel with a bright polished finish and a square drive for a secure grip in tap wrenches or adjustable wrenches.

Highlights

• Extractor size No. 1 for metric screws M3 - M4
• Recommended pilot hole diameter: 3.2 mm
• Left-hand thread for counter-clockwise extraction
• Square drive size: 2.5 mm
• High-quality tool steel with bright polished finish
• Overall length: 55 mm, max tool diameter: 6 mm

In daily use

Drill a pilot hole of 3.2 mm into the broken fastener, then turn the extractor counter-clockwise with a tap wrench or adjustable wrench. The tapered self-tapping design bites into the screw and removes it without damaging the surrounding material.

Full specifications

• Product type: Screw Extractor
• Extractor size: No. 1
• Recommended pilot hole diameter: 3.2 mm
• Suitable screw size range (metric): M3 - M4
• Material: High-quality tool steel
• Drive type: Square drive
• Square drive size: 2.5 mm
• Extraction thread direction: Left-hand thread (counter-clockwise)
• Application: For removing broken screws, bolts, and studs
• Operating principle: Tapered, self-tapping design
• Finish: Bright / Polished
• Tool compatibility: Tap wrenches, adjustable wrenches
• Durability: High wear resistance
• Corrosion resistance: Standard for tool steel
• Manufacturing standard: Völkel Industrial Standard
• Packaging quantity: 1 piece
• Overall length: 55 mm
• Max tool diameter: 6 mm
• Intended use: Professional and DIY

Final note

A reliable extractor for workshops and DIY enthusiasts, made in Germany to Völkel industrial standards.