Angled handle fits easily into flask or bottle necks and bends to allow fitting of brush to container shape. Brushes are mounted on a flexible plastic handle, designed for cleaning Erlenmeyer, Filtering, Kjeldahl, Nephelo, Pear-Shaped, Round Bottom, Flat Bottom, Reaction, and Volumetric flasks.

For use on test tubes, centrifuge tubes, small jars, cylinders, etc. Of white nylon bristle with radial tufted end and twisted wire handle with loop Package contains 6 brushes

Great for washing bottles, cylinders and large test tubes. Full radial tip provides thorough cleaning action and prevents the brush from scratching the glassware.

Can last up to 10 times longer than most other brushes and up to 20 times longer than most other sponges under normal use Sponge-type brush area Comfortable handles Model 1929M20 is a thin, bendable brush that can reach where hands and conventional brushes can not. It can slip into the…

Useful for dusting and cleaning embedding center, balances, and sensitive instruments. Camel hair is mounted on wooden handle with metal ferrule. Available with three styles: Round, camel hair portion has full body and slightly pointed tip. Brush size 3/4” diameter x 1 1/2”…

Excellent for cleaning cylinders or large tubes with inside diameters from 38 to 64 mm For effective, safe cleaning of wide mouth glassware such as jars, beakers, etc. Stiff, black bristles 127 mm long x 64 mm diameter, with fan-shaped tufted end, on heavy galvanized iron wire. Overall…

Coarse Sieve Cleaning Brush has an 8-1/2in curved plastic handle with 1-1/2in x 1-3/4in of slanted brass wire bristles—perfect for No.30 and coarser wire cloth in round sieves.

For use on bottles, jars, cylinders, etc. Black nylon bristle with tufted end and twisted galvanized iron handle with loop The 305 mm brush is also for 50 ml round bottom centrifuge tubes

Soft sponge foam brush cleans glassware without absorbing water. Foam bristles never become soggy or limp. Will also not scratch or chip fragile glass items. Also will last up to 10 times longer than normal nylon brushes and up to 20 times longer than sponges.

Great for cleaning test tube and narrow mouth glassware. Fan tip facilitates cleaning and protects glassware.

For volumetric flasks, with bristle part 1 1/2” diameter and plastic handle Flexibility of curved spring portion to which bristles are attached enables brush to reach all parts of flask

Small Fine Sieve Cleaning Brush has soft, 100% China bristles in round 3/4in (19mm) ferrule that are tapered for use with fine mesh sieves. Especially handy for 3in diameter or Precision Electroformed sieves and others of small diameter. Overall length is 5in (127mm) with wood handle.

For use in cleaning beakers, jars and cylinders Four rows of black nylon monofilament bristles, twisted in wire and with wooden handle Bristle length portion approximately 6"; maximum diameter 3 1/4"; total length 15 3/4".

Wire loop handle with wire bristles. Bristle length is 1-1/2"x 3/4"x 1/8" (38mm x 19mm x 3mm) and the overall dimension is 5-1/2" (140mm).

Allows access to entire inside surface of flasks or BOD bottles Black hog bristle brush 4 1/4” long mounted on a flat steel shank attached to pivoting shaft Brush (12 1/8” long) has bristle diameter of 1 1/2”; brush (16” long) has bristle diameter of 1 5/8”

These Flask Brushes have natural bristles and a flexible plastic handle. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not for children 13 and under.

Use this brush to clean any type of deep vessel. Good for restaurant kitchens, laboratories with round-bottom flasks, repair shops, any facility needing dexterity and small size in the cleaning head. Diameter of wooden head: 1.7025 x .8915" and the bristles are 1.578 x.74". Head of brush…

For safe, thorough cleaning of test tubes and narrow mouth glassware Of white animal bristle with tufted end, on sturdy galvanized iron wire 1927G60 brush is suitable for test tubes 12 to 18 mm o.d.; 1927K15 brush is suitable for test tubes 18 to 25 mm o.d.

Stiff white polyester fibers are twisted in stainless steel wire Radial tufted end

Specially designed brush folds flat as it enters the glassware, then opens to reach across flask and bottle bottoms for very effective cleaning.

Specially designed for cleaning conical glassware such as pharmacutical graduates and funnels. Tapered black bristles have a rounded tip with a double tuft extension for easy removal of residues.

Special formula foam does not absorb water and does not become soggy and limp Will not scratch or chip tubes Can last up to 10 times longer than other brushes and up to 20 times longer than sponges