43764 - Brush Nylon - SS/DS - Male Dia 4" - Schaefer Wrench Sizes: 1/4" x 5/16"

Wrench Sizes: 1/4" x 5/16"

This 10-pack of straight boots features:

Threaded Mounting: Standard 1/2" thread with 13/16" hex for easy installation

especially in awkward locations

Engineered specifically for tear-off work

43764 - Brush Nylon - SS/DS - Male Dia 4" - Schaefer Wrench Sizes: 1/4" x 5/16"The product 43764 Schaefer Nylon SS DS Male Brush Dia 4" (1EA) appears to be a single stem double spiral tube brush manufactured by Schaefer Brush. Here are some key details: Brush Diameter: 4 inches Brush Type: Nylon bristles Stem Type: Single stem double spiral (SS DS) Connection: Male thread Typical Use: Often used for cleaning internal surfaces of tubes or pipes Overall Length: Approximately 7 1 4 inches