Tungsten Carbide Burr, Long Reach, 3/8 in Tree Radius (SF-3)

Tungsten Carbide Burr:

The Forney Aluma Cut Long Reach 3/8" Tree Radius (SF-3) is purpose-built for rapid, efficient material removal on aluminum and other non-ferrous metals, as well as wood and plastics. This burr features an extended 4-3/4" shank for deep access and hard-to-reach areas, making it a top choice for fabrication, automotive, and general metalworking projects. Each burr is crafted in the USA from premium tungsten carbide for outstanding durability and long service life, even in demanding environments.

The Aluma Cut single-flute design prevents loading and ensures fast, vibration-free cutting and chip removal on softer materials. Ideal for shaping, deburring, contouring, edge rounding, weld prep, and cleaning castings on aluminum, brass, copper, magnesium, zinc, wood, plastics, and more.

Key Features:

• Optimized for Aluminum: Aluma Cut flute design resists loading and delivers fast, clean removal on aluminum and non-ferrous metals.
• Extended Reach: 4-3/4" shank provides access to deep or difficult-to-reach areas.
• Versatile Applications: Perfect for shaping, deburring, and finishing aluminum, wood, plastics, and soft metals.
• Durable Construction: Made from solid tungsten carbide for exceptional wear resistance and longevity.
• Compatible with Your Tools: Fits rotary grinders, die grinders, and pencil grinders (not for use in low-speed power drills).

SPECIFICATIONS

• Shape: SF-3 Tree Radius – For rapid stock removal, contouring, and edge rounding on aluminum and non-ferrous metals.
• Cut Type: Aluma Cut (single flute, not double cut)
• Cutting Diameter: 3/8" (9.53 mm)
• Cutting Length: 3/4" (19.05 mm)
• Shank Diameter: 1/4" (6.35 mm)
• Overall Length: 4-3/4" (120.7 mm)
• Tool Type: Fits rotary grinders, die grinders, and pencil grinders
• Recommended RPM:
  • Steel: 4,000–45,000
  • Wood: 3,500–35,000
  • Plastic: 3,000–30,000
  • Aluminum: 5,000–25,000

Pro Tips: For best results on aluminum and soft metals, use light pressure and high RPMs within the recommended range. Avoid using in low-speed drills. Clean chips from the flute regularly to prevent loading and maximize tool life.

30 Days:

• 30 Days: Product: Free of defects in material and workmanship that may occur under normal use and care.