These 20" diameter 60 grit aluminum oxide sanding discs are sized to fit most common disc sanders and are sold in a 2 pk

HD 6/16-4 M Cage

Rather than buying individual parts and tools separately

Forged brass body

Comet R4501 PUMP LW 2020 S tip-1-4mm These 20" diameter 60 gritSmall Frame 1450 RPM 2. 1 GPM @ 2000 PSI Solid Shaft 24mm Triplex Solid Replacement Pressure Washer Pump Features Forged Bronze Connecting Rods with Lifetime Warranty Hardened Stainless Steel Piston Guides High Efficiency Stainless Steel Check Valves Abrasion Proof, Heat Resistant, Industrial Ceramic Plungers High Quality Buna Textile Double Sealing V Packings Die Cast, Anodized Aluminum Crankshaft Fin Design for Optimal Operating Temperature High