Shop Knockout Grommets

Sponsored
About our ads
$174.09
T&B 1451 1/2" Knockout Plug Thermoplastic
Gordon Electric Supply
$174.09
T&B 1451 1/2" Knockout Plug Thermoplastic
Gordon Electric Supply
$84.00
Grommets - Brass, 3/8" - Stimpson - Carton Of 500 Pairs
Uline
$84.00
Grommets - Brass, 3/8" - Stimpson - Carton Of 500 Pairs
Uline
$91.00
Grommets - Nickel-Plated Brass, 3/8" - ULINE - Carton Of 500 Pairs
Uline
$91.00
Grommets - Nickel-Plated Brass, 3/8" - ULINE - Carton Of 500 Pairs
Uline
$0.36
Bridgeport 9793 1" Plastic Knockout Bushing
Gordon Electric Supply
$0.36
Bridgeport 9793 1" Plastic Knockout Bushing
Gordon Electric Supply
$0.18
Bridgeport 9791 1/2" Plastic Knockout Bushing
Gordon Electric Supply
$0.18
Bridgeport 9791 1/2" Plastic Knockout Bushing
Gordon Electric Supply
$0.31
M&W Ko-91 3/4" Snap In Knockout Seals
Gordon Electric Supply
$0.31
M&W Ko-91 3/4" Snap In Knockout Seals
Gordon Electric Supply
$35.02
Mulberry 40116 2" Knockout Seal
Gordon Electric Supply
$35.02
Mulberry 40116 2" Knockout Seal
Gordon Electric Supply
$0.39
Garvin Southwire Plastic Knockout Insulating Bushing 1.75 Inch Knockout Openings (Kob-125)
Lite Store USA
$0.39
Garvin Southwire Plastic Knockout Insulating Bushing 1.75 Inch Knockout Openings (Kob-125)
Lite Store USA
$1.08
Bridgeport 9891 1/2" Knockout Plug Plastic
Gordon Electric Supply
$1.08
Bridgeport 9891 1/2" Knockout Plug Plastic
Gordon Electric Supply
$23.99
Snap-In Knockout Bushing Grommets 1/2 Inch Black Nylon Plastic Cable Hole
eBay
Free shipping
$23.99
Snap-In Knockout Bushing Grommets 1/2 Inch Black Nylon Plastic Cable Hole
eBay
$15.18
2"(50Mm) Black Snap-In Knockout Insulating Bushing Grommets, Plastic Cable Hole
eBay
Free shipping
$15.18
2"(50Mm) Black Snap-In Knockout Insulating Bushing Grommets, Plastic Cable Hole
eBay
$22.95
5/16"" Rubber Panel Plug Grommets 1/8"" Wall 7/16"" OD Top Knockout Hole Cover
eBay
Free shipping
$22.95
5/16"" Rubber Panel Plug Grommets 1/8"" Wall 7/16"" OD Top Knockout Hole Cover
eBay
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug Pocket
Amazon.com
38
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug Pocket
Amazon.com
$0.38
Sigma Proconnex 1/2-In Plastic Knockout Bushing Conduit Fittings One_Size | 49391
Lowe's
33
$0.38
Sigma Proconnex 1/2-In Plastic Knockout Bushing Conduit Fittings One_Size | 49391
Lowe's
$0.69
Garvin Southwire Rubber/Split Open Knockout Insulating Bushing For 1/2 Inch Knockout Openings (Kobr-50)
Lite Store USA
$0.69
Garvin Southwire Rubber/Split Open Knockout Insulating Bushing For 1/2 Inch Knockout Openings (Kobr-50)
Lite Store USA
$1.76
Ipex 077055 3/4" Knockout Plug
Gordon Electric Supply
$1.76
Ipex 077055 3/4" Knockout Plug
Gordon Electric Supply
$68.51
Mulberry 40454 Telephone Grommet 7/8 Inch Hole (1/2 Inch Knockout)
Voomi Supply
$68.51
Mulberry 40454 Telephone Grommet 7/8 Inch Hole (1/2 Inch Knockout)
Voomi Supply
$3.40
Custom Accents Cable Hole Grommet 2" Black
Woodworker's Hardware
$3.40
Custom Accents Cable Hole Grommet 2" Black
Woodworker's Hardware
$1.42
R.W. Beckett 2139 Electrical Knockout Hole Plug | Supplyhouse.Com
SupplyHouse.com
$1.42
R.W. Beckett 2139 Electrical Knockout Hole Plug | Supplyhouse.Com
SupplyHouse.com
$47.63
Nylon Knockout Bushing 3/4 Inch - 100 Pack - Wire Protection Grommets - Electrical Conduit Fittings - Reusable Panel Mounting Bushings
Walmart
Free shipping
$47.63
Nylon Knockout Bushing 3/4 Inch - 100 Pack - Wire Protection Grommets - Electrical Conduit Fittings - Reusable Panel Mounting Bushings
Walmart
$39.95
$71.99
Souvela EASYEAH 160 Pcs 6 Sizes Cable Snap-In Knockout Insulating Bushing Grommets Assortment Kit, 5/16, 3/8, 1/2, 5/8, 3/4, 1 Black Nylon Plastic Hol
Shop
44% off
$39.95
$71.99
Souvela EASYEAH 160 Pcs 6 Sizes Cable Snap-In Knockout Insulating Bushing Grommets Assortment Kit, 5/16, 3/8, 1/2, 5/8, 3/4, 1 Black Nylon Plastic Hol
Shop
$14.72
(Price/Each)Honeywell 32611 Rubber Grommet For Knockout
Walmart
Free shipping
$14.72
(Price/Each)Honeywell 32611 Rubber Grommet For Knockout
Walmart
$1.81
Cable Grommet d=4-5mm - Knock-Out Plug KT 4 Gr
Adkhor
$1.81
Cable Grommet d=4-5mm - Knock-Out Plug KT 4 Gr
Adkhor
$39.00
Airguard 5" Round - Floor Brush Grommet - 116-800-050
PDU Cables
$39.00
Airguard 5" Round - Floor Brush Grommet - 116-800-050
PDU Cables
$0.88
Sigma Proconnex 1-In Zinc-Plated Steel Knockout Seal Conduit Fittings One_Size | 49152
Lowe's
128
$0.88
Sigma Proconnex 1-In Zinc-Plated Steel Knockout Seal Conduit Fittings One_Size | 49152
Lowe's
$3.40
Custom Accents Cable Hole Grommet 2" Beige
Woodworker's Hardware
$3.40
Custom Accents Cable Hole Grommet 2" Beige
Woodworker's Hardware
$6.40
3" Flip-Top Grommet Set, Includes Cap & Liner | Doug Mockett
Mockett
$6.40
3" Flip-Top Grommet Set, Includes Cap & Liner | Doug Mockett
Mockett
$31.54
Gardner Bender 100 -Pack 1-In Red Plastic Electrical Box Knockout Plug One_Size | SB1-100
Lowe's
2
$31.54
Gardner Bender 100 -Pack 1-In Red Plastic Electrical Box Knockout Plug One_Size | SB1-100
Lowe's
$39.99
Hapden Heavy-Duty Grommet Kit (3/8 And 1/2) Includes A Bag, 200 10 mm Grommets And 200 12 mm Grommets. Eyelet And Grommet Tool Kit For DIY Tarp Ring
Amazon.com
558
Free shipping
$39.99
Hapden Heavy-Duty Grommet Kit (3/8 And 1/2) Includes A Bag, 200 10 mm Grommets And 200 12 mm Grommets. Eyelet And Grommet Tool Kit For DIY Tarp Ring
Amazon.com
$5.95
2-1/2" Flip-Top Grommet Set, Includes Cap & Liner | Doug Mockett
Mockett
$5.95
2-1/2" Flip-Top Grommet Set, Includes Cap & Liner | Doug Mockett
Mockett
$39.62
1/2 in. Knockout Seal (150-Pack)
Home Depot
48
Free shipping
$39.62
1/2 in. Knockout Seal (150-Pack)
Home Depot
$33.95
OUTWATER 8" (Nominal) Diameter X 2" Height 304 Polished Stainless Steel Trash Grommets For Countertop Inserted Trash Chutes
Amazon.com
3
$33.95
OUTWATER 8" (Nominal) Diameter X 2" Height 304 Polished Stainless Steel Trash Grommets For Countertop Inserted Trash Chutes
Amazon.com
$9.99
12Pcs Plastic Hole Plugs, 38Mm(1-1/2") Flush Type Panel Plugs, Round Snap Knockout Locking Plugs For Furniture Insert End Caps Panels, White
Walmart
Free shipping
$9.99
12Pcs Plastic Hole Plugs, 38Mm(1-1/2") Flush Type Panel Plugs, Round Snap Knockout Locking Plugs For Furniture Insert End Caps Panels, White
Walmart
$15.89
$25.72
200PCS Hollow Rubber Grommet Firewall Hole Plug Assortment, Rubber Grommet Kit
AliExpress
Free shipping
38% off
$15.89
$25.72
200PCS Hollow Rubber Grommet Firewall Hole Plug Assortment, Rubber Grommet Kit
AliExpress
$8.76
Fastener Line 2" Gray Nylon Plastic Knock-Out Seals (3 Pcs.)
Shop
$8.76
Fastener Line 2" Gray Nylon Plastic Knock-Out Seals (3 Pcs.)
Shop
$4.90
Fastcap Dually Grommet Black
Woodworker's Hardware
$4.90
Fastcap Dually Grommet Black
Woodworker's Hardware
Grommets
Grommets
Jul 21, 2017
kamsnaps.com
1 Inch (25mm) Black Snap-in Knockout Insulating Bushing Grommets, Plastic Cable Hole Grommets for Wiring, Round Nylon Snap in Locking Electrical Wire Cord Hose & Tubing Protector, 20pcs
0:19
1 Inch (25mm) Black Snap-in Knockout Insulating Bushing Gro…
Aug 10, 2021
amazon
Knockout mice
12:54
Knockout mice
243.5K viewsMay 5, 2015
YouTubeShomu's Biology
Warning About Knockout Attacks
1:45
Warning About Knockout Attacks
20.7K viewsOct 28, 2017
YouTubeCBS New York
Grommet Hand Tool
0:16
Grommet Hand Tool
18.6K viewsDec 26, 2013
YouTubeCraig Waldron Automations LLC.
Gene Knockout using CRISPR
7:36
Gene Knockout using CRISPR
102.1K viewsOct 13, 2015
YouTubeOriGene Technologies Inc.
How to Install Grommets
2:33
How to Install Grommets
10.1K viewsApr 27, 2015
YouTubePippi Peterson
3:19
Knockouts SPEED PUNCH™ from Greenlee
21K viewsApr 10, 2014
YouTubeKlauke
1:54
How to Install Grommets
72.1K viewsMar 31, 2020
YouTubeBanner Ups
1:35
How to Install a Grommet
1.2M viewsMay 7, 2016
YouTubePhil Crockett
8:04
Knockout Punches, How to use
117.9K viewsJan 4, 2019
YouTubeCraig Michaud- Electrical Instructor
8:41
TRANSFORMERS: THE BASICS on KNOCK OUT
411.2K viewsNov 7, 2020
YouTubeChris McFeely
4:46
Knockouts Only: EliteXC Featuring Kimbo Slice
4.5M viewsApr 28, 2021
YouTubeUFC
0:48
How to Prune Knock Out® Roses
127.2K viewsApr 8, 2019
YouTubeStar® Roses and Plants
1:53
How to Make a Grommet Curtain
45.2K viewsJan 30, 2017
YouTubeQuarto
5:29
Top 10 George Foreman Best Knockouts HD
4.3M viewsMar 8, 2015
YouTubeElTerribleProduction
4:41
Paper Tip: How to Set Grommets & Eyelets
32.6K viewsAug 30, 2020
YouTubeHelen Hiebert
2:17
How to Create Fixed Grommet Spacing
38.8K viewsFeb 28, 2019
YouTubeWorkroom Tech / Home Dec Gal
3:07
How To Remove Knock Outs From A Electrical Junction Box
88K viewsJan 3, 2021
YouTubeMountaineer Outdoors
1:16
Klein Tools Knock-Out Punch Set
271K viewsJan 18, 2011
YouTubeKlein Tools
5:07
KAMsnaps Combo Snaps Rivets Grommets Press Bundle
10.1K viewsMay 15, 2019
YouTubekamsnaps
2:51
How to Safely Remove the Knockout Plug from Oatey Laundry Outlet Box
153.7K viewsJan 19, 2019
YouTubeHouseBarons
0:36
How to Install Grommets with KAM Table Snap Press
22K viewsMay 28, 2017
YouTubekamsnaps
9:24
Gear Punch Knockout Set [Demonstration]
86.5K viewsJul 21, 2015
YouTubeiTOOLco
1:08
Red Dot® Deck Grommet PRO - Power Where You Need It
19.8K viewsApr 29, 2015
YouTubeABB Installation Products
23:42
Delboy's Garage, "Knockout Punches" Tool Review.
22.4K viewsMar 25, 2018
YouTubeDelboy's Garage
8:10
How to make curtains with GROMMETS | EASY DIY
53.4K viewsMay 20, 2019
YouTubeKYK Creations
0:53
Greenlee 7310 Knockout punch set 1/2"-4" set #2
27.4K viewsJul 22, 2009
YouTubegaurasells
2:23
How to Insert Grommets and Eyelets
201.3K viewsAug 3, 2016
YouTubeSimplicity Video
0:52
How to Plant A Knock Out® Rose In Ground
49.1K viewsSep 28, 2018
YouTubeStar® Roses and Plants
See more videos
Static thumbnail place holder

Shop Knockout Grommets

Sponsored
About our ads
$174.09
T&B 1451 1/2" Knockout Plug Thermoplastic
Gordon Electric Supply
$174.09
T&B 1451 1/2" Knockout Plug Thermoplastic
Gordon Electric Supply
$84.00
Grommets - Brass, 3/8" - Stimpson - Carton Of 500 Pairs
Uline
$84.00
Grommets - Brass, 3/8" - Stimpson - Carton Of 500 Pairs
Uline
$91.00
Grommets - Nickel-Plated Brass, 3/8" - ULINE - Carton Of 500 Pairs
Uline
$91.00
Grommets - Nickel-Plated Brass, 3/8" - ULINE - Carton Of 500 Pairs
Uline
$0.36
Bridgeport 9793 1" Plastic Knockout Bushing
Gordon Electric Supply
$0.36
Bridgeport 9793 1" Plastic Knockout Bushing
Gordon Electric Supply
$0.18
Bridgeport 9791 1/2" Plastic Knockout Bushing
Gordon Electric Supply
$0.18
Bridgeport 9791 1/2" Plastic Knockout Bushing
Gordon Electric Supply
$0.31
M&W Ko-91 3/4" Snap In Knockout Seals
Gordon Electric Supply
$0.31
M&W Ko-91 3/4" Snap In Knockout Seals
Gordon Electric Supply
$35.02
Mulberry 40116 2" Knockout Seal
Gordon Electric Supply
$35.02
Mulberry 40116 2" Knockout Seal
Gordon Electric Supply
$0.39
Garvin Southwire Plastic Knockout Insulating Bushing 1.75 Inch Knockout Openings (Kob-125)
Lite Store USA
$0.39
Garvin Southwire Plastic Knockout Insulating Bushing 1.75 Inch Knockout Openings (Kob-125)
Lite Store USA
$1.08
Bridgeport 9891 1/2" Knockout Plug Plastic
Gordon Electric Supply
$1.08
Bridgeport 9891 1/2" Knockout Plug Plastic
Gordon Electric Supply
$23.99
Snap-In Knockout Bushing Grommets 1/2 Inch Black Nylon Plastic Cable Hole
eBay
Free shipping
$23.99
Snap-In Knockout Bushing Grommets 1/2 Inch Black Nylon Plastic Cable Hole
eBay
$15.18
2"(50Mm) Black Snap-In Knockout Insulating Bushing Grommets, Plastic Cable Hole
eBay
Free shipping
$15.18
2"(50Mm) Black Snap-In Knockout Insulating Bushing Grommets, Plastic Cable Hole
eBay
$22.95
5/16"" Rubber Panel Plug Grommets 1/8"" Wall 7/16"" OD Top Knockout Hole Cover
eBay
Free shipping
$22.95
5/16"" Rubber Panel Plug Grommets 1/8"" Wall 7/16"" OD Top Knockout Hole Cover
eBay
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug Pocket
Amazon.com
38
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug Pocket
Amazon.com
$0.38
Sigma Proconnex 1/2-In Plastic Knockout Bushing Conduit Fittings One_Size | 49391
Lowe's
33
$0.38
Sigma Proconnex 1/2-In Plastic Knockout Bushing Conduit Fittings One_Size | 49391
Lowe's
$0.69
Garvin Southwire Rubber/Split Open Knockout Insulating Bushing For 1/2 Inch Knockout Openings (Kobr-50)
Lite Store USA
$0.69
Garvin Southwire Rubber/Split Open Knockout Insulating Bushing For 1/2 Inch Knockout Openings (Kobr-50)
Lite Store USA
$1.76
Ipex 077055 3/4" Knockout Plug
Gordon Electric Supply
$1.76
Ipex 077055 3/4" Knockout Plug
Gordon Electric Supply
$68.51
Mulberry 40454 Telephone Grommet 7/8 Inch Hole (1/2 Inch Knockout)
Voomi Supply
$68.51
Mulberry 40454 Telephone Grommet 7/8 Inch Hole (1/2 Inch Knockout)
Voomi Supply
$3.40
Custom Accents Cable Hole Grommet 2" Black
Woodworker's Hardware
$3.40
Custom Accents Cable Hole Grommet 2" Black
Woodworker's Hardware