The Stanley FatMax™ Pro Level Pack With its 20% magnified solid block acrylic vials and precision engineered, dual-machined levelling surfaces, the Stanley FatMax™ Levels provides improved all-round visibility and maximum accuracy of 0.5mm/m in 8 orientations. 5x stronger than other Stanley levels, the unique reinforced box-beam construction and shock absorbing ends also protect the level even when dropped – while the lightweight aluminium body and sturdy bi-material handgrips make handling easy. Every Stanley FatMax™ Level comes with a lifetime accuracy warranty. Features Super accurate. Solid-block acrylic vials provide the best-in-class accuracy of 0.5mm/m in eight orientations. Plus every FatMax XL level comes with a lifetime accuracy warranty. 5 x stronger than other Stanley.