Greenlee 60177 Square Punch Unit, 4-1/8-Inch Hydraulics Tools Exterior and interior hose layers:

Exterior and interior hose layers: synthetic ethylene propylene diene monomer (epdm) rubber for ideal flexibility

Bearing included for smooth operation

and 1⁄2"-3⁄4" Dual Die Heads

and 4-Inch extensions

The Flat Sewer Rod is equipped with aluminum grip handle and steel spear head

Greenlee 60177 Square Punch Unit, 4-1/8-Inch Hydraulics Tools Exterior and interior hose layers:Greenlee 10 gauge(3. 5mm) square punch unit 60177 for 4. 125 Inch by 4. 125 Inch holes. Unit includes punch, die, draw stud and nuts. For use with Greenlee hand and foot pump hydraulic drivers with ram. From the Manufacturer Greenlee 10 gauge(3. 5mm) square punch unit 60177 for 4. 125 Inch by 4. 125 Inch holes. Unit includes punch, die, draw stud and nuts. For use with Greenlee hand and foot pump hydraulic drivers with ram.