Four Protector units completely cover I-beamInstall multiple units in a stacked mode for higher protection from scissor-lifts

Valve Ways and Positions: 3-Way

Overall Length: 3 3/8 in

Spill Capacity: 8

Hot/Cold Cartridge

3M 12 in Non-Woven Polyester Fiber Round Polishing Pad, 175 to 600 rpm, White, 5 PK - 4100 Toilet Paper Type-Single Roll Four Protector units completely coverPolishing Pad; Floor Application: Buffing, Burnishing, Polishing; Floor Machine Pads Color Family: White; Floor Pad Size: 12 in; Speed: 175 to 600 rpm; Pad Brush Shape: Round; Material: Non Woven Polyester Fiber; Color: White; For Use With: Rotary Floor Machine; Center Hole: 3 3 4 in