Norton 87800 Crystolon Fluted Hand Rubbing Brick with Handle, 6" Length x 3" Width x 1" Thickness Work Belts & Suspenders The magnesium blade material is

The magnesium blade material is durable

Keeps mud out to keep floors clean

Liquid mineral enhanced with irresistible apple flavor

It will resist scuffing and dirt/scuff marks

water-based firestop sealant that will prevent the spread of flames

Norton 87800 Crystolon Fluted Hand Rubbing Brick with Handle, 6" Length x 3" Width x 1" Thickness Work Belts & Suspenders The magnesium blade material isThe Norton 37C Fluted Rubbing Brick with Handle is designed for added user comfort, making it easier to complete overhead, wall, and floor work. Its silicon carbide abrasive and diagonal flutes combine to provide maximum sharpness and clean shearing action.