National 4 In. Satin Nickel 1/4 In. Radius Spring Door Hinge Portable Forced Air Heaters & Parts 1-1/2" npt discharge & durable

1-1/2" npt discharge & durable cast iron base

the cordless chop saw provides up to 200 cuts per charge in 3-5/8" 20-Gauge Steel Stud

Heavy Duty Plastic Tray with patented grid pattern

HYDROBREAK™ provides 10k mm rated waterproof jobsite protection while remaining compressible and lightweight to deliver improved mobility and comfort

Patented Bearing Design Eliminates Metal To Metal Contact For Smooth

National 4 In. Satin Nickel 1/4 In. Radius Spring Door Hinge Portable Forced Air Heaters & Parts 1-1/2" npt discharge & durableCatalog model No. V521 series. Cold rolled steel. Designed for hanging self closing doors in basements, stairways, garages, and entrances. Can be used in residential, commercial, and apartment buildings. Hinge is UL approved for fire doors. Closing speed is adjustable. Fits standard hinge cutout. 1 4' radius, round corner automatic door closing spring hinge.