Lightweight metal mesh visor helps by offering face protection from flying debris and particles, as well as ventilation and easy movement.
3M provides reliable head and face protection products that meet regulated performance and safety requirements. Protective eyewear should be worn under faceshields at all times. Protective eyewear sold separately.

Dynabrade 11066 Contact Wheel Ass'y, 5/16" Dia. x 1/8" W x 1/4" I.D., Flat Face, Steel
Dynabrade 11477 Dynabelter Abrasive Belt Tool, Heavy-Duty
3M 33780, 641WY 1/4" X 24", 400 Mesh Diamond Cloth Belt, 7010534915 
