Specially Scored Screws: Each squeaky wood floor repair screw is specially scored one inch from the head so when passed through the fixture it will easily snap into place beneath /floor surface Location. At the same time, there is no need to worry about head straps and screws breaking off by mistake before the job is complete. Effectively Repair Squeaky Floors: Squeak No More Screws are specially designed to prevent your floors from squeaking, giving you a quieter environment. FOR ALL TYPES OF WOOD FLOORING: These squeaky flooring kits work on carpet floors (all carpets, even berber), hardwood floors, cork/vinyl floors, and linoleum floors. Upgraded Screws: Our floor squeak repair screws are upgraded/improved on other screws on the market, solving the problem of scored screw ends not easily breaking or breaking prematurely before the job is completed. Note: It is best to confirm the size when placing an order. Colour:As Shown Material:fiber Size:5x80mm Package Contents: 125 * screw Only the above package content, other products are not included. Note: Light reflection 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 +/- 1-3cm.