Solid Rubber Grommet Panel Flush Plug Knockout Covers Fits 1/2" ID Panel Hole Fits 1/8" thick panels 5/8" OD Top Measurements: Fits 1/2" ID Panel Hole Fits 1/8" thick panels 5/8" OD Top Pack Options: Available in 12 / 24 / 50 Packs Ideal for various quantities and project sizes Uses: Plugs unwanted holes Provides superior protection and seals for equipment mounts and panel boxes Used in electronics, aerospace, healthcare, construction, and transportation Offers vibration suppression, noise reduction, and effective sealing Key Features: Stem Fits Hole Diameter: 1/2? Flat Head Design Head Diameter: 5/8? Thickness of Top Diameter: 1/8" Overall Height: 9/32? Durometer Hardness: 60 Suitable for Indoor or Outdoor Use Wide Range of Products: Visit our store for a variety of fasteners, hole plugs, rubber feet, rubber grommets, thumb knobs, tubing plugs, rubber washers, and more. Ordering Made Easy: Use the drop-down box for the needed quantity Ships Fast Free Use drop down box for needed quantity Ships Fast Free Shipping Free Shipping via USPS Ground Advantage, or Priority Mail on large or heavy orders. Orders are generally shipped same day or next on weekdays. Returns We accept return within 30 days from the receipt of the item for refund. Similar items 1/2" ID Rubber Panel Hole Plug for 1/8" Thick Wall 5/8" OD Solid Grommet 10 Pack $12.39 1/2" ID Rubber Panel Knockout Plug Grommets for 1/16" Walls 5/8" OD Top Cover $15.79 5/16" x 3 1/2" Thumb Screw Bolts Black Fluted Clamping Knob Stainless Steel $13.59 3/8" ID Rubber Flat Washers 1 1/4" OD Oil Resistant 1/4" Thick Spacer Gaskets $16.79 3/8" ID Rubber Flat Washers 1" OD x 1/8" Thick Spacers Seal Gasket 3/8 x 1 x 1/8 $16.59 1/4"-20 x 1" Thumb Screws T Bolts Black Tee Wing Hand Knob 4 Pack Stainless $12.39 Guitar Amp Feet 1/2" Tall Heavy Duty 1 1/4" Dia Round Replacement Feet 4 Pack $12.79 M4 x 8mm Knurled Thumb Screws Bolts Black Clamping Knob 304 Stainless Steel 4mm $14.29 25mm Rubber Panel Knockout Plug Grommets for 3mm Groove 32mm OD Top Flange $12.89 5/16" Rubber Panel Hole Plugs Solid Rubber Grommet Flush Covers for 5/32" Panels $14.39 Guitar Amp Knob Black Chicken Head w/ Metal Insert and Set Screw for 1/4" Shaft $11.95 1 1/4" Wide x 5/8" Tall Round Guitar Amp Feet Rubber Bumpers Equipment Stands $16.49 1/4"-28 x 1" Fine Thread Stainless Thumb Screw Bolts Black Knurled Round Knob 4p $14.39 3/4" Panel Hole Rubber Wire Grommets 1/2" ID for 3/16" Thick Groove 12 Pack $15.95 3/4" Panel Hole Grommet Flush Plugs Knockout Cover Seals 1/8" Thick Wall 10 Pack $13.59 7/8" Rubber Panel Knockout Plug Grommets for 1/16? Thick Wall 1 1/8" OD 10 Pack $12.59 (description exceeds maximum possible length)