Yosoo 1000Pcs Stainless Steel Assorted 1.6-6.0mm Tiny Screws Kit For Eyeglass Sun Glasses Watch Repair Tool Material: Stainless Steel Quantity:1000PCS Size: 1.6mm, 1.8mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm Used for watches, spectacle's, clocks; Extremely handy accessories to your tool kit Quantity:1 box(1000PCS)