KATSU Tools
✓Price
$23.99
25 Pcs Rubber Cable Grommets Wiring Grommet Plugs for Junction Box Entries (38mm Open)
★★★★★
$23.99
Quantity
1
Worldwide shipping
Fast tracked delivery
30-day returns
Hassle-free returns
Secure checkout
Safe & protected
Great service
Thousands of happy customers
About this item
- High-Quality PVC Construction: Made from durable black PVC material designed to protect cables, wires, and hoses from sharp metal edges and wear.
- Available in Multiple Sizes: Choose from 6mm, 9mm, 12mm, 16mm, 20mm, 25mm, 32mm, 38mm, and 50mm to suit your specific project requirements.
- Flexible Quantity Options: Available in convenient packs of 10, 25, 50, or 100 – ideal for both small repairs and large-scale electrical installations.
- Precise Fit: Each size refers to the diameter of the hole the grommet fits, ensuring a snug and secure installation.
- Wide Application: Perfect for use in automotive, electrical, marine, and DIY projects – anywhere cables or pipes pass through panels or metalwork.
Product description
Black PVC Wiring Grommets – Multiple Sizes & Quantities Available Protect your wiring and cabling with these premium Black PVC Wiring Grommets, engineered for long-lasting performance and reliability. These grommets provide a clean, professional finish while safeguarding wires from friction, vibration, and damage caused by rough panel edges. Each grommet is precision-moulded for a secure fit and easy installation. Suitable for use in cars, vans, electrical enclosures, industrial machinery, and home DIY projects, these grommets ensure both safety and durability. Wiring Grommet Specifications: 6mm – A: 6.4mm | B: 1.6mm | C: 5.0mm | D: 3.8mm | E: 8.5mm 
9mm – A: 9.3mm | B: 1.6mm | C: 7.7mm | D: 6.0mm | E: 13.4mm 
12mm – A: 12.3mm | B: 1.6mm | C: 9.5mm | D: 6.4mm | E: 16.2mm 
16mm – A: 15.8mm | B: 1.6mm | C: 12.0mm | D: 5.9mm | E: 19.0mm 
20mm – A: 20.2mm | B: 1.6mm | C: 15.8mm | D: 6.2mm | E: 23.0mm 
25mm – A: 25.0mm | B: 1.6mm | C: 19.5mm | D: 7.3mm | E: 29.2mm 
32mm – A: 31.0mm | B: 1.6mm | C: 24.0mm | D: 8.0mm | E: 38.1mm 
38mm – A: 37.4mm | B: 1.6mm | C: 31.5mm | D: 9.5mm | E: 46.0mm 
50mm – A: 50.5mm | B: 1.6mm | C: 44.5mm | D: 11.1mm | E: 60.3mm A - Panel Hole Size 
B - Panel Thickness 
C - Cable Hole 
D - Overall Grommet Thickness 
E - Overall Grommet Diameter
Product details
Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
You might also like
