01V003 - Walter SA-3 Aluminum Cut Carbide Burr 3/8 Inch

Name: Walter SA-3 Aluminum Cut Carbide Burr 3/8 Inch
Brand: Welders Helper
SKU: 01V003
Price: 75.03 CAD
Availability: InStock

Packaging: 1 per each

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SKU: 01V003 Categories: Abrasives, Drill bits and Carbides

OVERVIEW

Maximize Efficiency on Aluminum Fabrication

Fabricators know that grinding aluminum can be a headache with the wrong tools. The Walter 01V003 Carbide Burr (SA-3 NF) is the solution for welders who demand speed and finish quality when working with aluminum and other non-ferrous metals. Unlike standard cross-cut burrs that gum up almost instantly, this "Aluminum Cut" burr features a specialized flute geometry with wide spacing. This design allows the sticky chips of soft metals to clear the tool instantly, keeping the cutting edges exposed and biting into the material rather than rubbing against it.

This specific model features the popular SA-3 cylindrical shape, measuring 3/8 inch in diameter with a 3/4 inch length of cut. This shape is perfect for cleaning up edge welds, flattening surfaces, and general deburring tasks where a square edge is required. The burr is mounted on a standard 1/4-inch steel shank, making it compatible with virtually all pneumatic and electric die grinders found in welding shops. Walter Surface Technologies is renowned for their abrasive quality, and their carbide burrs are no exception—expect a tool that stays sharp longer and runs truer than generic alternatives.

Using the 01V003 means less downtime cleaning your tools and more time fabricating. It produces manageable chips rather than fine dust, and the smooth running action helps prevent the "bouncing" that can mar a finished surface. Whether you are working on aluminum truck bodies, boat hulls, or custom architectural fixtures, this carbide burr provides the aggressive cut you need with the finish quality you expect from a premium abrasive brand.

Application Recommendations

Material Compatibility: Optimized for Aluminum, Brass, Copper, Zinc, and Hard Plastics.
Tooling: Best used with high-speed die grinders; ensure the tool is inserted fully into the collet for safety.
Technique: Apply light to moderate pressure; let the high speed and sharp carbide do the work to avoid digging in.

Additional Information
Brand:Walter Surface Technologies
Used To Grind:Aluminum
Packaging Description:1 per each
Shape:Cylindrical (SA-3)
Cut Type:Non-Ferrous (Aluminum Cut)
Head Diameter:3/8"
Length Of Cut:3/4"
Shank Diameter:1/4"
Material:Tungsten Carbide

INCLUDED

1x Walter Carbide Burr SA-3 NF (3/8" x 3/4")
Protective Storage Case

APPLICATIONS

Deburring aluminum castings and machined parts
Grinding and smoothing non-ferrous weld seams
Enlarging holes in aluminum plate
Surface finishing on copper, brass, and bronze
Working with hard plastics and wood

FAQ

The NF (Non-Ferrous) cut is specifically designed for soft materials like aluminum, copper, brass, zinc, and hard plastics. Its wide flute design prevents the material from clogging the burr.

The SA-3 is a cylindrical shape with a flat end (no end cut). It is ideal for surface grinding and contouring but not for plunging.

While tungsten carbide is hard enough to cut steel, the NF geometry is too aggressive (coarse pitch) for hard metals and may chip or cause excessive vibration. It is best to use a Double Cut burr for steel.

This burr has a standard 1/4" (6.35mm) shank, making it compatible with most industrial die grinders.

For a 3/8" diameter carbide burr, the recommended speed is typically between 20,000 and 30,000 RPM. Always refer to the manufacturer's specific safety charts.

No, the SA-3 specification typically refers to a cylinder shape without cutting teeth on the end face. It cuts only on the sides.

Good concentricity means the head is perfectly aligned with the shank. This reduces vibration (chatter), prevents premature wear on the grinder bearings, and produces a smoother finish on the workpiece.

The 01V003 is designed with an open structure to prevent loading. However, using a lubricant like wax or cutting oil can further assist in chip evacuation and extend tool life.