Suitable for cleaning the upper inside shoulder of balloon and Florence flasks
- Black nylon monofilament bristles 8 x 1 3/4 inches, on galvanized wire, with hinged joint and wooden handle
- Can be used in flasks with long necks, 1 3/4” diameter or short neck balloon flasks with 1 1/2” i.d. Total length 23 5/8”.
- 2per package
MFG #1770
