Sheet Metal Grommets & Teeth Washers #3 (7/16”) – 144 Sets

$26.45

Durable size #3 (7/16”) sheet metal grommets & teeth washers, made from heavy-gauge cartridge brass (70% copper, 30% zinc).

Fully compatible with Stimpson machines & dies. Available finishes: Brass, Nickel.

Each bag contains 144 complete sets (grommets + teeth washers).

Grommet installation with MICRON® America hand tools, M-3 & TEP-3 two-step sheet metal dies, MC-20 double cylinder pneumatic machine (one-shot), and MH-5 automatic machine.

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

SIZE CHART / RELATED PRODUCT
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sheetmetalWashers1_2
Stimpson-Sheet-Metal-Grommet-1
TEETH-WASHER-copy-200x200

SHEET METAL GROMMET DIMENSIONS

Grommet

   Hole Size

     FLg. Dia

         L.U.F

MT

      #3G          7/16''            .970              .295 .014

TEETH WASHER DIMENSIONS

Washer

    Grommet

         Size

            I.D

           O.D

  MT

  #3TW            #3G             .545            .945   .013

RELATED PRODUCT

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

#3 (7/16”) Sheet Metal Grommets & Washers Cutting and Setting Dies Sets

Price range: $65.00 through $83.70

MICRON® Sheet Metal Grommets & Washers Cutting and Setting Dies Sets Size #3 (7/16”) deliver precision, durability, and clean installation. Each set includes:

  • 2 pcs Setting Dies (Upper & Lower)

  • 1 pc Hole Piercing Die

  • 1 pc Polyamide Support Disk

Made from hardened carbon steel and certified with ISO 9001 & CE, these dies guarantee consistent performance. Compatible with MICRON® fastening machines and same-size grommets from Stimpson, Scovill, Sisca, and C.S. Osborne.

👉 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
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Description

MICRON® America sheet metal grommets with teeth washers are produced from heavy-gauge cartridge brass (70% copper, 30% zinc). The teeth washer bites into fabric or vinyl to prevent slipping and pull-through, giving a secure and professional finish. Fully compatible with Stimpson machines and dies.

Technical Dimensions – Size #3 (7/16”)

Parameter Metric Imperial
HSAS (Hole Size After Setting) 11.1 mm 7/16”
FLG (Grommet Flange Diameter) 21.5 mm .846”
LUF (Grommet Length Under Flange) 5.0 mm .197”
IDW (Inside Diameter Washer) 12.0 mm .472”
ODW (Outside Diameter Washer) 22.0 mm .866”

Why Choose MICRON®

  • Teeth washer design increases holding strength

  • Heavy-gauge brass for long-lasting durability

  • Compatible with Stimpson machines & dies

  • Finishes: Brass and Nickel

Installation
Grommet installation with MICRON® America hand tools, M-3 & TEP-3 two-step sheet metal dies, MC-20 pneumatic double cylinder (one-shot), and MH-5 automatic machine.

Applications
Excellent for banners, tarps, canvas, heavy textiles, bags, shoes, hats, and industrial covers.

Order with Confidence
Each bag includes 144 complete sets (grommets + teeth washers). MICRON® America provides fast shipping, bulk pricing, and trusted quality since 1995.

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