Introduction to Dovetail Keys

Introduction to Hoffmann Dovetail Keys

The Hoffmann Dovetail Joining System is amazingly versatile!

More than 35 different sizes of Standard Dovetail Keys and over 20 different sizes of Keys with Flange are available. Both versions are made of a high-quality polymer compound; the standard color is medium brown to blend in well in most applications.

Plastic Keys can be made in numerous custom colors as special order.

Solid Hardwood Keys in cherry, oak, walnut, mahogany and maple and solid Aluminum Keys are also available and are sold by the linear foot, to be cut to size by the customer.

W-1 Key

9 different lengths from 1/4" up to 2 3/8" (6.0-60 mm)

Sample W-1 Joints
  • Different types of frames, with profiles as small as 5/16" x 5/16"
  • Applied moulding
  • Glass stops
  • Crown and cornice moulding
  • Muntin bars
  • Drawers
  • Display and jewelery boxes

W-2 Key

12 different lengths from 1/4" up to 2 3/8" (6.0-60 mm)

Sample W-2 Joints
  • Cabinet doors (miter and butt-joints)
  • Crown and cornice moulding
  • Furniture and cabinet production
  • Door and window casing
  • Plantation shutter frames
  • Interior and architectural millwork
  • Store fixtures & display manufacturing
  • RTA furniture

W-3 Key

11 different lengths from 1/2" up to 4" (12.7-100 mm)

Sample W-3 Joints
  • Architectural millwork
  • Furniture base frames
  • Handrail joints
  • Window and door manufacturing
  • Outdoor furniture, decks, pool enclosures
  • Heavy mirror and picture frames
  • RTA furniture

W-4 Key

4 different lengths from 1 9/16" up to4" (40-100 mm)

Sample W-4 Joints
  • Post-and-Beam construction
  • Sunrooms
  • Decks and patios
  • Greenhouses
  • Large dimension interior millwork


Hoffmann Machine Company
1386 Drexel Road
Valdese, NC 28690
Toll-Free: 866-248-0100
Phone 828- 430- 4510
Fax: 828- 430- 4620


You may order online through
our secure system on this website.

If you prefer, give us a call
toll-free at 1-866-248-0100.

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