Ten Piece 20mm Aluminum Oxide Cylindrical Mounted Grinding Stones Set With One Quarter Inch Hex Shank For Electric Rotary Tools Drill Grinder Pro Grade Durable For Metal Shaping Deburring And Precision Work
✔️ 1/4 in hex shank, 20 mm head, 39 mm length, 10-stone set
Ten-piece mounted grinding stones set built from premium aluminum oxide for high hardness and long wear. These cylindrical grinding bits fit most electric rotary tools, drills, grinders, and pneumatic mills with a 1/4 in hex shank, making them ideal for metal shaping, deburring, rust removal, and precision finishing in workshops and fabrication shops.
✅ Head diameter: 20 mm (0.79 in)✅ Grinding head length: 39 mm (1.54 in)
✅ Shank size: 1/4 in hex (6.35 mm)
✅ Material: premium aluminum oxide for durability and wear resistance
✅ Pack size: 10-piece mounted set for metal finishing projects
💡 What is a 20 mm aluminum oxide grinding stone with a 1/4 hex shank commonly used for in metalworking?
A handy overview to help you use them effectively:
- Deburring and edge finishing on carbon steel and alloys
- Rust removal and surface prep for welding and coating
- Precision grinding in tight spots and small molds
- Compatible with common rotary tools, drills, grinders, and pneumatic mills