ITEM NAME:1000 pcs. Screws for watches screw Watchmaker requirement watch tools K2H5 1000 pcs. Screws for watches screw Watchmaker requirement watch tools K2H5 Screws for watches Watches screw Watchmaker requirement Watchmaker requirement watch tools This quality screws are an extremly handy accessory to your toolbox Size:. 1.6 mm, 1.8 mm, 2.0 mm, 2.5 mm, 3.0 mm, 3 , 5 mm, 4.0 mm, 4.5 mm, 5.0 mm, 5.5 mm thickness: 1.2 mm quantity: 1000PCS material: stainless steel package include: 1000Pcs x clock watch Screw 1 x plastic case Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm..Screws for watches. 1000Pcs x clock watch Screw. This quality screws are an extremly handy accessory to your toolbox. material: stainless steel.