Hillman Fasteners 240144 Carriage Bolt, 3/8-16 x 1", Zinc, 100-Pack Clearance Red pointer line indicates weight

Red pointer line indicates weight

Used to change the direction of airflow in round branch pipe

Serrated double edge blade of flexible plated steel

Capacity: 12 to 16 gallon

Millivolt generator & bracket

Hillman Fasteners 240144 Carriage Bolt, 3/8-16 x 1", Zinc, 100-Pack Clearance Red pointer line indicates weightCarriage bolts or carriage screws have a square neck that keeps them from turning once tightened. Use in square holes for wood to wood and wood to metal fastening. Length is measured from under the head. 3 8 16 x 1" Finish: zinc Thread Type: coarse Steel round head Length is measured from under the head Square neck Pack Qty: 100.