Scotch-Brite Precision Surface Conditioning Discs are redefinding the Scotch-Brite performance promise. The same consistent expectation of the current Scotch-Brite general purpose surface conditioning disc now with 3M precision shaped grain technology; delivering on speed, life, and safety.3M Precision-Shaped Grain incorporated into the nonwoven web, bringing a new level of speed to the Scotch-Brite lineup. These load-resistant nonwoven abrasive discs allow you to achieve a uniform finish in fewer steps without damaging the base material. The fibre backing of the discs is built to provide strength and flexibility allowing operators to easily get into contoured work pieces. Available in five grades for general purpose, lower pressure applications: Very Fine, Fine, Medium, Coarse and Extra Coarse. The Scotch-Brite(TM) Precision Heavy Duty family offers four grades for higher pressure applications that require extended life and durability: Medium (150+), Coarse (120+), Extra Coarse (80+), and X-Extra Coarse (60+).