6pcs toilet screw,composed of expandable ball,round cards,screws and washers.It also equipped with 3 pairs disposable hand cover,make it more convenient for you to use. When your toilet kept moving,replace old fixings with our toilet screw fixing,secured the firmly in place and no more sliding off to either side.This is a fast easy reliable fixtures. The toilet fixing is suitable for most standard toilet seats with top fix hinge,helping you to replace the broken and old hinge. Expandable ball made of black rubber,could slide into the hole perfectly,plastic washers are not easy to rust and very durable,help to keep fits snugly. You just need these bungs thread them up the screws,so they go into the bottom of the holes and as you tighten the nut up,they get pressurised into the holes and get tighter around the threads to stop the from sliding off. Excellent for ensuring the never moves again They are far more secure than the old fittings they replaced. No more sliding off to either side, secured the firmly in place. Suitable for most standard toilet seats with top fix hinge Can be used for 14mm-18mm holes. replace old fixings with our toilet screw fixing. This is a fast easy reliable fixtures. Size: Rubber tube nut: Diameter 14mm (thinnest)-18mm (thickest); Length 40mm. Screw: Diameter 4.7mm, Length 48mm. Metal Washer: Diameter 14mm. Plastic Washer: Diameter 28mm. Material:plastic colour:Black Package Contents: 6 x Black Rubber Tube Nut 6 x Silver Stainless Steel Screw 6 x Silver Metal Washers 6 x Silver Plastic Washers Only the above package content, other products are not included. Note: Light 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.