Dust Boot Lower Brush

The Lower brush plate is part of the PDX CNC Dust Boot assembly which includes strong magnets, a backer plate, and strip brush.

• Critical to your dust collection success, some like to have an extra on hand. 
• Each Dust Boot comes with a Lower Strip brush plate.
• Takes the brunt of interaction with stock and is considered consumable
• Only works with PDX CNC Dust Boot.
• Brush is not intended to be smashed repeatedly.

New Slim Brush Plate - V2.0  —   NEW November 2025

• New – significantly more durable brush
• No more brush pullout
• User-swappable strip brush - contact us for replacements
• Even narrower - at 6.3" wide, won't catch on ATC Pedestals
• Works with current and previous PDX CNC Dust Boots and Spacers
• Not for tools larger than 2.5" diameter.
• 🚫 Not for Solid Bar ATC racks
  
• 🚫 Not for Laguna Dust Boot
• Original Spacers may hit other racks, but are fully compatible with PDX CNC.
  

ShopSabre 6 or 12 ATC Racks

View Photos

• Only use Slim V2.0 Plates:
• 3.5-inch + 1x-15mm Slim Spacer
• 🚫 4.5-inch MAX – Unfortunately, it collides with Z-Probes

STATUS	LENGTH NAME	ASSEMBLY HEIGHT  (BRISTLE TIP – TOP PLATE)	BRUSH LENGTH
✅	3-INCH	3.25"	1.75", 2.75"
🚫	3.4-INCH	Discontinued
🟠	3.5-INCH	3.5"	2.75"
✅	4.5-INCH	4.5"	2.75"

TYPE	MAX TOOL DIAMETER
ORIGINAL	3.50"
SLIM	2.50"

Slim Brush Plate

Future Options

We are working on other lengths and spacers such that you'll have a tool box of options to pick from for each project. Stay tuned and signup for our email list.

Have a Dust Boot made BEFORE November 2022? You'll likely need our Alignment Adapter Pins (black). They are free, just choose that option when adding to cart.