Self-Piercing Brass Grommets & Washers – Size #2XL (3/8″, Extra-Long Neck 12 mm) – 500 Sets Per Bag

Price range: $62.60 through $72.60

Self-piercing brass grommets size #2XL (3/8″, Extra-Long Neck 12 mm) with washers. Made from heavy-gauge brass (corrosion-resistant), available in Brass,Nickel and Military Black finishes.

Each bag includes 500 pcs grommets & 500 pcs washers (complete sets).

Designed for thick materials up to 10 mm such as coroplast, corrugated plastic, and vinyl. Please see the size chart below for full dimensions.

👉 For installation tips, visit our MICRON® America – YouTube.
👉 For bulk orders or distributor inquiries, please Contact Us.

 

Weight 2.640 lbs
SIZE CHART / RELATED PRODUCT

RELATED PRODUCT

You may find a list of products that you can use with this product, down below.

D-SPGD #2 (3/8″) Self-Piercing Grommet & Washer Setting Dies – 2 pcs Set

Price range: $44.95 through $89.75

These dies are compatible with Stimpson and Scovill grommets, however will need adapters to work on their machines.

D-SPGD #2 (3/8″) self piercing grommet setting dies are made of stainless steel for long life and rust resistance.

This 2 pcs set features a spring-action design that grips grommets tightly for accurate placement and easy setup.

Compatible with MICRON® America TEP-1, TEP-3, M-3, DEP-2, PL-10, MC-20 Single and Double Cylinder, and MS-1 machines.

In addition, these dies can be used for installing SPGW #2 regular, long neck, and extra long neck grommets, giving customers flexibility with one tool.

👉 For orders or inquiries, please Contact Us.
👉 For installation tips, visit our MICRON® America – YouTube.

Dies are final sale, and cannot be returned NO EXCEPTIONS.

Select options This product has multiple variants. The options may be chosen on the product page

TEP-3 Hand Press Machine – Rivets, Snaps, Jean Buttons & Grommets

$119.95

TEP-3 hand press with interchangeable dies. Handles #5 self-piercing grommets and a wide range of rivets, snaps, and buttons.

Top/upper dies are available in two interfaces: 1/4″-20 UNC (Unified Coarse Thread) and Ø9.5 mm (3/8″) smooth shank. The lower die base also comes in two sizes: Ø18.95 mm (≈3/4″) smooth and Ø11.95 mm (≈15/32″) smooth.

Deep frame, free-standing or bench-mounted, heavy-duty sphero cast iron.

Dies: All dies sold separately.

👉 For orders or inquiries, please Contact Us.
👉 For installation tips, visit MICRON® America – YouTube.
👉 Compatible Dies & Tooling: Shop MICRON® dies & setting tools

M-3 All-in-One Hand Press Machine – Textile Fastening & Grommet Press

Original price was: $450.00.Current price is: $299.95.

M-3 hand press (manual) with interchangeable dies.

Top/upper dies are available in two interfaces: 1/4″-20 UNC (Unified Coarse Thread) and Ø9.5 mm (3/8″) smooth shank.

The lower die base also comes in two sizes: Ø18.95 mm (≈3/4″) smooth and Ø11.95 mm (≈15/32″) smooth.

Deep frame, high neck, double-lever advantage, supports grommets up to #18 (2 ½”). CE-certified cast-iron body.

  • Dies: All dies sold separately.

Mounting: Must be bench/table mounted before use

👉 For orders or inquiries, please Contact Us.
👉 For installation tips, visit MICRON® America – YouTube.
👉 Compatible Dies & Tooling: Shop MICRON® dies & setting tools

MC-20 Double Cylinder Multi-Function Pneumatic Fastening Machine

Price range: $2,650.00 through $3,183.95

The MC-20 Double Cylinder Multi-Function Pneumatic Fastening Machine is a Made in Europe MICRON® brand unit designed for heavy-duty snap, grommet, rivet, Jean button, and curtain grommet applications. With interchangeable dies, double pneumatic cylinders, and up to 950 kg/cm² pressure, it handles everything from #1.7 (1/8”) grommets to #18 (2 ½”) curtain grommets.

Interchangeable dies (top 1/4″-20 or Ø9.5 mm; lower Ø18.95 mm or Ø11.95 mm).

Equipped with metal cutting capability, it is ideal for metal signage and industrial textiles. Powered by 110/220V AC + 150 PSI compressor, and fitted with a mica safety cover + dual sensor system for maximum operator safety.

Shipping to be determined per weight & dimension.

For orders or inquiries, please Contact Us
For installation tips, visit MICRON® America – YouTube
Compatible Dies & Tooling: Shop MICRON® dies & setting tools

Select options This product has multiple variants. The options may be chosen on the product page

MC-20 Single Cylinder Semi-Heavy Duty Pneumatic Fastening Machine

Price range: $2,100.00 through $2,323.25

The MC-20 Single Cylinder Semi-Heavy Duty Pneumatic Fastening Machine is a Made in Europe MICRON® brand unit designed for snaps, grommets, rivets, jean buttons, spring snaps, and ring snaps. With 450 kg/cm² pressure, it installs fasteners from #1.7 (1/8”) to #8 (1-¼”) sheet metal grommets, making it ideal for textile, signage, and light industrial use.

Interchangeable dies (top 1/4″-20 or Ø9.5 mm; lower Ø18.95 mm or Ø11.95 mm).

Shipping will be determined per weight and dimension.

For orders or inquiries, please Contact Us
For installation tips, visit MICRON® America – YouTube
Compatible Dies & Tooling: Shop MICRON® dies & setting tools

Select options This product has multiple variants. The options may be chosen on the product page

PL-10 Pneumatic Plastic & Metal Fastener Attaching Machine

Price range: $1,250.00 through $1,379.95

PL-10 pneumatic fastener machine — portable air press on casters for  #1 (5/16″), #2 (3/8″), and #3 (15/32″)  plastic grommets

plus small metal grommets, snaps, buttons & rivets. 150 PSI compressor required; interchangeable dies (top 1/4″-20 or Ø9.5 mm; lower Ø18.95 mm or Ø11.95 mm).

Floor-level operation for heavy banners and tarps.

Shipping: U.S. Continental flat-rate $59.95.

Dies sold separately.

👉 For orders or inquiries, please Contact Us.
👉 For installation tips, visit MICRON® America – YouTube.
👉 Compatible Dies & Tooling: Shop MICRON® dies & setting tools

Select options This product has multiple variants. The options may be chosen on the product page

TEP-3 Package Deal – Hand Press + #2 (3/8”) 12mm Long Neck 500 Sets Brass Grommets + Dies

Price range: $216.13 through $226.13

The TEP-3 Package Deal includes:
• TEP-3 Heavy-Duty Hand Press Machine (Made in Europe, deep frame, sphero cast iron, stop screw protects Coartplast & corrugated cardboard, interchangeable dies, up to #5 / 5/8”)
• #2 (3/8”)  Self-Piercing Die Set
# 2 (3/8”) 12 mm Extra Long Neck 500 Sets Brass Grommets & Washers (continuous stock, fast delivery)

👉 For orders or inquiries, please Contact Us
👉 For installation tips, visit our MICRON YouTube
👉 Explore all self-piercing grommets here

Select options This product has multiple variants. The options may be chosen on the product page
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Description

Our self-piercing brass grommets & washers – Size #12XL (1-1/2″, Extra-Long Neck – 12 mm) are designed for very thick materials up to 10 mm. Each bag includes 500 complete sets (eyelet + washer) in Brass and Nickel finishes. Because they are manufactured from cartridge brass (70% copper and 30% zinc), these grommets provide superior durability, malleability, and long-term performance in both indoor and outdoor applications.

The extra-long neck design delivers a 12 mm LUF, allowing you to fasten dense substrates without compression. As a result, you achieve a clean and secure hold, even on the thickest signage and industrial fabrics.

Installation becomes quick and efficient since they pierce and set in one action with MICRON® machines. This saves time and labor compared to using standard grommets. In addition, the strong Brass and Nickel finishes offer both reliability and a professional appearance, which is why banner shops, industrial textile users, and heavy-duty fabricators trust them.

Applications
SPGW #12XL grommets work perfectly for signs, large banners, vinyl, coroplast, woven polyester, foam board, tarps, tents, and industrial fabrics up to 10 mm thick.

Note
These grommets pierce and set in one step on most substrates. However, they cannot cut through very dense materials such as polyester webbing or elastic. In those cases, you will need a hole-piercing die.

Order With Confidence

  • Fast shipping from our U.S. warehouse.

  • Competitive bulk and retail pricing.

  • Wide range of grommets, washers, tools, and dies.

  • MICRON® America – trusted quality since 1995.

👉 For installation tips, visit our MICRON® America – YouTube.
👉 For bulk orders or distributor inquiries, please Contact Us.