A stripping device for stripping a waste piece from a sheet of material, which includes a stripping member with a connecting portion, a supporting finger located on one side of the connecting portion, and a stripping finger located on another side of the connecting portion. Event sources may be network devices across a network, including but not limited to, firewalls, routers, biometric devices, mainframes, databases andor applications. In addition, the pad may be used in polishing a substrate with a polishing slurry.