QUALITY MATERIALS:Toilet Seat Hinges Fixings screws and fixtures are made of nylon and stainless steel,which effectively prevents rust more resistant to dirt and abrasion better expansion and is not easy to break，Long service life GENERAL SIZE：White screw length: 3.9cm/1.54 inch。bottom diameter: 13.5mm/0.53 inch，Metal screws: 4.5 cm/1.77 inch，Suitable Suitable for 14 - 16 mm hole for toilet seats EASY ASSEMBLY：Threaded design at the bottom of quick release toilet top fix，easy installation and removal,when you tighten the bolts they squash up in the holes making a good tight fit，firmly fixing the toilet WIDELY USED：Standard Toilet lid expansion screws, designed for bathroom toilet seat fixings。Great for broken or old toilet seat hinges. Suitable for most UK standard size toilet seats with top fix hinge PACKAGE INCLUDES：You will receive 4 pcs toilet seat blind hole fittings，2 washers 14 mm, just replace the old toilet screws。Sufficient quantity to meet your replacement needs Specification:Item Type: Toilet Seat ScrewsMaterial：304 stainless steel+nylonColor: WhiteSize: As shown in the figureQuantity: 2 pieces Package Includes:2 x Toilet Lid Fixings2 x 14mm  Washers Feature:  1.The toilet seat screws are well made, beautiful in shape, strong and durable, not easy to break or rust. 2.Universal toilet seat screws provide a tight and secure fit, making the toilet seat in your home sturdier and more reliable. 3.Universal toilet seat screws are easy to install without too many complicated steps. You can use a screwdriver to tighten from the top, or just tighten by hand from the bottom. Warming Tip: 1.The size is measured manually, there may be slight differences from the actual size, please understand. 2.Actual color may slightly vary from the picture owing to lighting effects or the different screen of display. 3.If you have any questions about the product, please contact us in time and we will solve it within 24 hours.