The 3M Full Facepiece Button 7989, Respiratory Protection Replacement Part is designed to attach 3M Head Strap Assembly 78093S (sold separately) to the 3M Full Facepiece 7800S Series (sold separately). Color indicates facepiece size; red=small, yellow=med

Dynabrade 56180 5" Dia. Non-Vacuum Disc Pad, Hook-Face, Short Nap
Dynabrade 79808 DynaBolt AO 4" x .035" x 3/8" T1 Cut-off Wheel, Box of 10 Discs
Dynabrade 91315 11-1/4" Dia. x 36 Grit A/O Non-Vacuum Hook-Face DynaCut Disc, 10/Box
Insize ISF-S300-U, DIGITAL SPRING TESTERS, 67lbf, 6940561961355
Dynabrade 79149 1/2" W x 24" L 80 Grit Ceramic DynaCut Belts, 50/pack
Dynabrade 54972 Vane Set (5pk) 