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The NORTON 662610-43390 is a 3-inch SG Blaze abrasive disc engineered for high-performance material removal across metal fabrication and surface preparation applications. Built on Norton SG ceramic alumina grain, the disc features a self-lubricating supersize treatment that keeps cut temperatures low while delivering significantly faster stock removal rates than conventional abrasive discs. The result is a disc that cuts cooler and lasts longer under sustained grinding conditions. These discs are sold by the box and are suited for use by fabricators, welders, and metalworking tradespeople who require consistent, high-efficiency cutting action from a compact disc format.
These discs are designed for use in workshops, fabrication shops, and field metalworking environments where precision surface preparation and controlled stock removal are required. At 3 inches in diameter and 100 grit, they are well suited for finishing passes, weld blending, and detail grinding on smaller workpieces or in confined areas where larger discs cannot reach. The 100 grit rating provides a balance between aggressive material removal and surface finish quality.
Designed as a replacement-style abrasive disc for use with 3-inch disc grinders and compatible rotary tools that accept standard 3-inch abrasive discs.
Abrasive discs of this type are mounted and replaced by metalworking tradespeople using appropriate backing pads rated for the disc diameter and tool RPM. Always confirm that the tool RPM rating does not exceed the disc RPM rating before mounting. Inspect each disc for damage before use and discard any disc that shows cracking, tearing, or delamination. Follow applicable ANSI B11 and OSHA abrasive wheel safety standards during mounting and operation.
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