Heavy-Duty, Professional Plumbing Fitting Brush - Premium Quality AAA
Sets the industry's standard for quality. Double-stem, ( 4 wire ) double-spiral construction. Heavy-gauge galvanized stem wire and oil-tempered, high-carbon fill wire for plumbing, or stainless steel for refrigeration, delivers a stiffer brush action and longer life.

#6300 Plumbing Series: ID sizes range from 1/8" to 2".
#6400 Refrigeration Series: OD sizes range from 1/4" to 2-1/2".

Inexpensive answer to clean fittings. Two-wire galvanized stem. High carbon crimped steel bristles for plumbing, and stainless steel bristles for refrigeration.

#6100 Plumbing Series: ID sizes range from 1/8" to 2".
#9400 Refrigeration Series: OD sizes range from 1/4" to 2-1/2".

Economical brush with galvanized stem wire and stainless steel bristles.

#9600 Plumbing Series: ID sizes range from 1/4" to 2-1/2".

High carbon or stainless steel bristles in single spiral, single stem construction. Ideal for quick cleaning of drill holes and tubes, as well as deburring soft metal, plastic and other materials. Standard sizes range from 1/8" ID to 2" ID in 1/8" increments. Available with a plain shank, 1/4"-20 threaded coupling, 8-32 threaded coupling and with a 3/8" plain shank.

Make fast work of projects requiring a number of solder or brazed fittings. Tube cleaning brushes are available with 1/4" hex shanks for use with a Quick-Change Chuck Adapter or standard drill chucks. Plumbing, ( I D), sizes range from 3/8" to 1". Refrigeration Actual, ( OD ), sizes range from 1/2" to 1-1/8".

Used where a beefed up brush is needed to withstand the rigors of being driven by heavy-duty power tools, drills and drill presses. Double stem, double spiral construction.

Cleans inside and outside 1/2" and 3/4" copper tubing. Leaves copper surface polished and cleaned for optimum solder flow. Replaceable high carbon steel bristles extend tool life beyond that of disposable brushes.
Shipping Weight: 1 Lb.

No 452: four piece replacement brush set

Cleans inside and out plus deburrs the inside diameter of 1/2" and 3/4" tubing with hardened steel reamer/deburrer.
Shipping Weight: 1 Lb.

No 452: four piece replacement brush set

Mill-Rose offers a complete line of condenser tube and heat exchanger brushes available in four bristle materials:
- High Carbon Steel
- Stainless
- Brass
- Nylon
Now individually boxed with Uniform Product Codes.
All brushes from 3/8" diameter to 3" have an 11/32" diameter coupling with a 5/16-18 internal thread and 1/8" NPT outside.
There is no OD thread on 3/8" brushes.
Shank length is 2".
Adapters are also available to accommodate other standard thread sizes.
Brush length is 4-1/2" and overall length is 7-1/2" for all sizes. Condenser tube extension rods are available in fiberglass and stainless steel in a range of lengths.

Quality flue and boiler tube brushes designed and engineered from durable black oil-tempered wire. Available in two standard constructions: single spiral

#8300 Series and double-spiral
#8400 Series. Brushes have an overall length of 8" and brush length of 4-1/2". Brush diameters range from 1/2" to 4" for flue diameters and from 3/4" to 4-1/4". These brushes are also available in fiber fill with double spiral construction.