Hmknana 53Pcs Rubber Grommet Kit, 6 Sizes Firewall Grommets Rubber Hole Plugs for Wiring, Automotive Firewall, Cabinet Cable Protection, 5/8" 13/16" 7/8" 1" 1-3/16" 1-1/2" Drill Hole Rubber Gaskets

• Complete All-In-One Kit: Contains 6 most common drill hole sizes—4PCS 1-1/2",8PCS 1-3/16",8PCS 1",10PCS 7/8",11PCS 13/16",12PCS 5/8", plus 1 mini precision cutting knife and labeled compartment storage case; eliminates repeated purchases for different wiring projects and fits most standard metal panel holes.
• Premium Flexible Rubber Material: Rubber grommets are made of soft rubber with cross pre-slit inner design; heat, oil, weather and abrasion resistant; wraps cables tightly to shield wires from sharp metal edges, reduce friction damage, block dust and moisture for electrical cabinet, automotive firewall long-term use.
• Wide Multipurpose Application: Ideal for automotive firewall wiring, electrical control boxes, desk cable holes, audio equipment, machinery panels, RV modification and household appliance wire routing; perfect for electricians, DIY enthusiasts, auto repair workers and cabinet installers.
• Easy Install & Neat Storage: Firewall grommet kit is quipped with matching mini utility knife to trim inner cross slits for custom thick cables; transparent divided storage box with printed size labels, separate compartments prevent size mixing, lightweight portable for job site carry and long-term tidy storage.
• Safe Sealing & Insulation Performance: Double-sided design locks grommet firmly in drill holes without falling off; insulating rubber reduces electric leakage risk, seals gaps to cut noise transmission, keeps wiring tidy and compliant with standard electrical wiring safety requirements.

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