Specifications:This set includes 12 kinds of different types screws and nuts, can meet your different needs.They are great for watches, glasses, electronics or anything else that requires small screws.Made of high quality stainless steel, these screws and nuts are durable and anti-rust.Type: Screw & Nut Assortment Repair KitQuantity: 600Pcs/1000Pcs (Optional) (12 Sizes)Material: Stainless SteelApplicable: Glasses, Clock, etcFeatures: Anti-Rust, Assorted Type, 12-Size, DurableBox Size: 8cm x 1.2cm/3.15" x 0.47" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:600Pcs Type:50 x M1.2 Nut50 x M1.4 Nut50 x M1x3.650 x M1.2x3.650 x M1.4x2.450 x M1.4x2.650 x M1.4x2.850 x M1.4x3.050 x M1.4x4.050 x M1.4x4.550 x M1.4x6 RivetHand50 x M1.6x4.5Or600Pcs + 1Pc Screwdriver Type:50 x M1.2 Nut50 x M1.4 Nut50 x M1x3.650 x M1.2x3.650 x M1.4x2.450 x M1.4x2.650 x M1.4x2.850 x M1.4x3.050 x M1.4x4.050 x M1.4x4.550 x M1.4x6 RivetHand50 x M1.6x4.51 x Multifunctional ScrewdriverOr1000Pcs Type:100 x M1.2 Nut100 x M1.4 Nut100 x M1x3.6100 x M1.2x3.6100 x M1.4x2.4100 x M1.4x2.8100 x M1.4x4.0100 x M1.4x4.5100 x M1.4x6 RivetHand100 x M1.6x4.5Or1000Pcs + 1Pc Screwdriver Type:100 x M1.2 Nut100 x M1.4 Nut100 x M1x3.6100 x M1.2x3.6100 x M1.4x2.4100 x M1.4x2.8100 x M1.4x4.0100 x M1.4x4.5100 x M1.4x6 Rivet Hand100 x M1.6x4.51 x Multifunctional Screwdriver