STRONG FIBERGLASS - Heavy gauge (.350 dia) fiberglass construction for durability 18-FOOT TOTAL LENGTH - Kit includes six rods (3' long each) allowing multiple length options HEAVY DUTY 1/4" NPSM FITTINGS - Compatible with Midwest Hearth chimney brushes and other popular brands STIFF CONSTRUCTION - Designed to give more pushing force and not be "wobbly" MANUAL SWEEPING - Not for use with power tools. ★ Homeowners ★ Professionals ☑ Heavy duty 1/4" NPSM fittings ☑ Heavy duty .350 dia fiberglass rods ☑ Stiff construction = less wobble ☑ Six (6) rods included in the kit - 18' total length ☑ Each rod is three (3) foot long ☑ Combine rods to achieve desired length ★ Compatible with Midwest Hearth chimney brushes or any brush with 1/4" fittings