The manufacturer part number is 94771 and they are made in China.
20 PACK 3M 769F Flap Disc 115mm 4.5in x 22.23mm Grade (grit) 40+
100 PACK 3M 769F Flap Disc 115mm (4.5in) x 22.23mm Grade (grit) 40+
3pc Magnetic Small Parts Trays 115mm 4" Round Stainless Steel Dish Nuts & Bolts
3pc Magnetic Parts Trays 115mm 4" Stainless Steel Dish Nuts Bolts Screws Storage
3pc Magnetic Parts Trays Stainless Steel 115mm 4" Round Dish Nuts Bolts Screws
3pc Magnetic Parts Trays 115mm 4" Dish Stainless Steel Nuts Bolts Screws Holder