Durable and tough for the toughest stripping jobs. Recommended for use on machines operating at 175-350 R.P.M. Highly abrasive for maximum stripping power. Each pad is designed and constructed to provide thorough and continuous contact with floor surface. Open web construction enables easier dirt pick-up and permits faster pad cleaning under running water. All pads are usable on both sides with equal effectiveness. Pads have a center hole punch-out plug with thickness approximately 1”. 16" Black SAFIRE™ Super Strip Pads $7.16, 5/$34.23, 25/$147.35, 50/$263.00 18" Black SAFIRE™ Super Strip Pads $8.47, 5/$38.08, 25/$164.15, 50/$292.90 20" Black SAFIRE™ Super Strip Pads $10.24, 5/$46.12, 25/$198.80, 50/$354.80