Brush Research 90-N2750 NYLON FLUE BRUSH

BRM 90-N2750, Series 90-FLUE BRUSH, 2-3/4″ Brush Diameter, Brush Part: 4-1/2″, 7-1/2″ OAL, .032 (6-12) Nylon FillThe brushes feature four wire, double spiral construction for maximum filament density. Flue brushes are ideal for cleaning soot and carbon deposits from pipes and for cleaning tube sheets. Pipe nipples are attached unless otherwise specified for use with extensions. Nipple sizes include:5/16 -18 I.D. threaded nipple on 1/2″ diameter.1/8″ Pipe Nipple on 3/4″ diameter.1/4″ Pipe Nipple on 7/8″ diameter and larger.