About This 2-in-1:Silicone grease and o ring kit,contains of 1 oz food grade plumber silicon grease and 1140 pcs 21 different size o ring set. O RING SIZES: Rubber o-ring kit ID from 1 mm to 27 mm.thick from 1 mm to 3 mm with o-ring pick and hook set. O-RING APPLICATIONS: O-ring assortment used for sealing DIY repairs on plumbing faucets pipes, pressure washer hose nozzles,motorcycles,boats,car engines,kitchen, bathroom pressure piping water fitting seal leak repair etc.range of -40°F/-40°C to 248°F/120°C GREASE APPLICATIONS: Silicone grease used as a waterproof lubricant on plumbing faucets valve stems,water pipes washer,rubber o-rings,mechanical keypads,flashlight rubber gaskets and more lubricates seals. NSF APPROVED:1 oz pack of food grade silicone grease,odorless and colorless,no chemical contamination to drinking water.Retains its consistency in temperatures from -40° to 400° f,no pigment for clean use Overview Material : Rubber, Silicone Nominal Inside Diameter : 1mm,2.5mm,3mm, 4mm, 4.5mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 13mm, 14mm, 17mm, 18mm, 20mm, 22mm, 25mm 27mm Millimeters 1mm,2.5mm,3mm, 4mm, 4.5mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 13mm, 14mm, 17mm, 18mm, 20mm, 22mm, 25mm 27mm Millimeters Item Diameter : 27 Millimeters Brand : XBVV Color : Black