Greenlee 7211BB-3/4 Knockout Punches Unit, 10 Gauge, 3/4" Fan Control and other metals

and other metals

Strike size: 2-7/32" x 1-17/32"

Length: 3"

Includes safety cable which protects against personal injury and property damage from broken springs

Airflow CFM : 1250

Greenlee 7211BB-3/4 Knockout Punches Unit, 10 Gauge, 3/4" Fan Control and other metalsHighlights: 0. 8 Lb Punches mild steel up through 10 gauge Aluminum, fiberglass and plastic Splits slugs for easier removal Hole size is outside diameter of us conduit sizes 1 2 inch conduit and pipe size is 7 8 inch actual hole size 3 4 inch conduit and pipe size is 1. 115 inch actual hole size Punch unit includes punch, die and draw stud Uses standard greenlee dies and draw studs Use with battery, hydraulic, ratchet or manual drivers