National 4 In. Satin Nickel 1/4 In. Radius Spring Door Hinge Electrical Boxes All Schedules & All Diameters

All Schedules & All Diameters

Meets ASTM Standard D2564

The MILWAUKEE® SHOCKWAVE Impact Duty™ 54PC Driver Bit Set is engineered to be the Most Durable

Easily Remove Insulation On 12 & 14 AWG Lead Wire

Key retracts bolt from exterior

National 4 In. Satin Nickel 1/4 In. Radius Spring Door Hinge Electrical Boxes All Schedules & All DiametersCatalog 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.