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23YEARS
SKU: 100-028

Leigh D4R Pro Dovetail Jig + D24 Vacuum & Router Support Accessory With Infinity Tools 8 Pc. Dovetail Router Bit Set

4% off
Sale price $1,049.90 Regular price$1,089.00

TEMPORARILY OVERSOLD UNTIL 11/06/2026



Our neighbors to the north produce a lot of high-quality woodworking tools. Leigh is no exception. The company is pretty much the undisputed champion when it comes to dovetail jigs. While there have been some contenders, they have mostly fallen by the wayside (good luck finding parts for an Omnijig). The D4R PRO is the heavyweight in Leigh's dovetail jig stable. Rare among tools, the D4R PRO excels at an array of different tasks. In other words, this is not a tool that does one job well but also adapts to other tasks; it is a tool that does lots of things well, period.

Although Leigh makes a number of accessories that expand the uses of the D4R Pro, this jig is extremely well-rounded without extras. The included basic jig parts allow you to make not only half-blind and through dovetails, but also single-pass half-blind dovetails (ideal for projects that involve repetitively making many drawers), variably spaced and sized through and half-blind dovetails, asymmetric dovetails, end-on-end dovetails, sliding dovetails, and two sizes of box joints. All of this without buying a single accessory!

The Leigh D24 Vacuum and Router Support is a simple but innovative accessory for the D4R PRO. The D24 keeps your router supported and level with the jig, while also providing an efficient dust collection port perfectly positioned to suck in chips and debris as they are ejected. The port hangs below the support structure and follows along with the router as you work across the jig. The attachment is so well integrated that one might not know it’s there, but it would certainly be missed if it weren’t.

D4R+D24 Master Pack With Essential Bit Set (100-028) - includes the Infinity Tools exclusive 8-Piece Essential Dovetail bit set tailored specifically to the D4R PRO (00-187.8)

Features:

  • One Jig, Many Joints
    • Out-of-the-box, the D4R PRO (without any additional accessories) will create all of the following joints:
      • Single-pass half-blind dovetails
      • Variably spaced and sized half-blind dovetails,
      • Variably spaced and sized through dovetails
      • Asymmetric dovetails
      • End-on-end dovetails,
      • Sliding dovetails
      • Box joints (3/8" and 3/4" adjustable fit)
      • Inlaid dovetails
      • Needle pins (for a hand-cut look)
  • Comprehensive User Manual With Tips and Hints - goes above and beyond in making sure you get the most of the D4R PRO

Set 00-187.8 Includes the following bits, plus two 1/2" to 8mm collet reducers and a wood box:

  • 18-065.8 - 8mm Shank, 8° Dovetail Bit, 1/4" dia., 1/4" cutter height (Leigh Part 50-8)
  • 18-081.8 - 8mm Shank, 8° Dovetail Bit, 5/16" dia., 3/8" cutter height (Leigh Part 60-8)
  • 18-097.8 - 8mm Shank, 8° Dovetail Bit, 3/8" dia., 1/2" cutter height (Leigh Part 70-8)
  • 18-129.8 - 8mm Shank, 8° Dovetail Bit, 1/2" dia., 3/16" cutter height (Leigh Part 80-8)
  • 18-130.8 - 8mm Shank, 14° Dovetail Bit, 1/2" dia., 1/2" cutter height (Leigh Part 120-8)
  • 18-135.8 - 8mm Shank, 12° Dovetail Bit, 1/2" dia., 1/2" cutter height (Leigh Part 112-8)

Whether used in contemporary, or classic furniture, dovetail joinery is a highlight of quality woodworking.

Infinity Tools offers a large selection of dovetail bits designed with negative shear angle to provide ultra smooth cuts, and they’re available in all sizes and for all needs. But one thing that doesn’t change …  is the general shape of the bit. The weakest point of all dovetail router bits is their neck. To get the longest life possible from this type of bit, we recommend pre-plowing the groove before cutting the dovetail slot. 

Pre-plowing is the concept of using a straight bit (sized smaller than the diameter of the neck) to first cut a clearance channel. Start by finding the diameter of the neck of the dovetail bit using a caliper.  

Then you locate an appropriate straight bit slightly under the diameter of the neck of the dovetail bit. Use that straight bit to set up the plowing cut.

You make a first pass with the straight bit to remove much of the waste. Remember don’t run this straight bit too fast. Let the bit cut. 

The dovetail bit is then used to follow through that channel, but the stress on the bit is greatly reduced, leading to better dovetail cuts … and a longer life for your dovetail bits! 

Follow this simple tip and you'll get the best performance from your dovetail router bits. 

Frequently Asked Questions

What is included in the Leigh D4R Pro master pack (100-028)?

The pack includes the Leigh D4R Pro dovetail jig, the D24 Vacuum & Router Support accessory, and the Infinity Tools exclusive 8-piece dovetail bit set (00-187.8) with two 1/2" to 8mm collet reducers and a wood box. Explore more dovetail joinery tools.

What joints can the D4R Pro make without extra accessories?

Out of the box it cuts single-pass half-blind dovetails, variably spaced and sized half-blind and through dovetails, asymmetric dovetails, end-on-end dovetails, sliding dovetails, box joints (3/8" and 3/4" adjustable fit), inlaid dovetails, and needle pins for a hand-cut look.

What shank size are the included dovetail bits?

All six bits in the set have an 8mm shank. The set also includes two 1/2" to 8mm collet reducers so you can run them in a router with a 1/2" collet. See more joinery router bits.

What does the D24 accessory do?

The D24 Vacuum & Router Support keeps your router supported and level with the jig while providing a dust-collection port positioned to capture chips and debris as they are ejected. The port follows the router as you work across the jig.

Which dovetail angles come in the bit set?

The set includes 8°, 12°, and 14° dovetail bits in diameters from 1/4" up to 1/2", giving you a range of pin-and-tail profiles for different stock and project styles.

Is the D4R Pro good for production drawer making?

Yes. It excels at single-pass half-blind dovetails, which are ideal for projects that involve repetitively making many drawers. Pair it with our joinery jigs for efficient cabinet and drawer work.

Who makes the D4R Pro jig?

The D4R Pro is made by Leigh, a Canadian manufacturer widely regarded as the leader in dovetail jigs. The included 8-piece bit set is an Infinity Tools exclusive tailored specifically to the D4R Pro.

Can I make box joints with this jig?

Yes. The D4R Pro creates box joints in two sizes with a 3/8" and 3/4" adjustable fit, in addition to its many dovetail capabilities — no extra accessory required.

Does the jig come with instructions?

Yes. The D4R Pro includes a comprehensive user manual with tips and hints that goes above and beyond to help you get the most from the jig, even if you are new to dovetail work.

What router bits work best with a dovetail jig like this?

This pack already includes a matched 8-piece dovetail set, but you can expand your collection with more carbide router bits and dedicated joinery router bits for grooving, rabbeting, and other case-construction tasks.