Are you looking for a set of robust multifunctional screws? This product may for you. The practical cross countersunk head tapping screw set is of good and can be used for a long time. Reasonable design makes it have a simple application method, you can easily use it to fix gypsum board, template, etc. This is a very and practical gadget. Features -Color: Black -Material: Iron, Plastic -Size: About 5.00X0.80X0.80cm/1.97X0.31X0.31inch - materials make it of good and will not be easily damaged or deformed. -The use of this product is very simple and you can easily install it. -The product is in workmanship, attention to detail, safe and durable, you can use it with peace of mind. -It has good stability and will not slide easily after being installed on a wooden board. -You can buy this efficient and practical cross countersunk head tapping screw set at an . Package list: 140 x Screw, 30 x Screw cap, 10 x Yellow expansion tube, 10 x White single tube