Description: Material: Stainless Steel; Stainless steel clock and watch screws, 10 size (Thickness:1.2mm; Length 1.6mm/2.0mm/2.5mm/3mm/3.5mm/4mm/4.5mm/5mm/5.5mm/6mm); Can be used for clocks,eyeglasses,sunglasses,spectacle's and watches.A handy accessory to your tool kit; These sheet screws tapping screws, are highly versatile and are used to attached metal, wood, fiberglass, and plastic; A plastic organizer box with size compartments; Package Includes: 1 Set Screw Assortment Kit