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The NORTON 088341-63403 is a Merit Ultra Ceramic Plus Powerlock abrasive disc designed for aggressive material removal on metal and other hard surfaces. This Type 3 disc measures 1 inch in diameter and carries an 80-grit ceramic abrasive, making it well suited for grinding, blending, and surface prep work where consistent cut rate and long disc life are priorities. Ceramic abrasive grains self-sharpen during use, maintaining cutting efficiency longer than conventional aluminum oxide. The Powerlock attachment system provides fast, tool-free disc changes on compatible Powerlock mandrels. Each pack contains 100 discs.
This disc is a standard choice for metalworking applications including weld blending, deburring, and surface conditioning on mild steel, stainless steel, and other ferrous and non-ferrous materials. The 80-grit cut is aggressive enough to remove scale and light stock while still leaving a workable surface finish for subsequent finishing steps. Typical users include fabricators, maintenance mechanics, and pipefitters working with angle grinders or die grinders fitted with a Powerlock mandrel.
Designed for use with Powerlock-compatible mandrels on angle grinders and die grinders rated for the disc diameter and RPM of a 1-inch abrasive disc.
Installation and disc changes should be performed with the grinder powered off and unplugged or the air supply disconnected. Verify that the grinder spindle speed does not exceed the maximum RPM rating marked on the disc or packaging before mounting. Inspect each disc for damage before use and discard any cracked or deformed discs. Always wear appropriate eye and face protection when operating abrasive grinding equipment.
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