Accurate and durable. Best in class accuracy of 0.5mm/m on all working planes. Solid box beam construction for added durability and product life. Bi-material hand grips are screwed into the frame Dual machined levelling surfaces for maximum accuracy Durable powder-coated frame Low-profile vial covers for easy cleaning Rare earth magnets, which are twice as strong as basic strip magnets, are built into the level for stability Rock solid box beam construction is up to 5 times stronger than other Stanley levels Rubber over-moulded protective end caps Solid acrylic block vials provide best-in-class accuracy in 8 orientations of +/-0.5mm/m Vials magnified by 20% for improved all round visibility Stanley 600mm FatMax Box Beam Spirit Level 3 Vial 60cm 0-43-624 The Stanley FatMax Pro level has solid-block acrylic vials to provide an accuracy of 0.5mm/m in eight orientations. In addition, every FatMax Pro level comes with a lifetime accuracy warranty. The level is 5 times stronger than other Stanley levels, thanks to its unique reinforced box-beam construction. The lightweight aluminium body and sturdy bi-material handgrips make handling easy and the precision engineered, dual-machined levelling surfaces ensure maximum accuracy. The vials are magnified by 20% for improved all round visibility, and the shock absorbing end caps protect the level even if it is dropped. Length: 600mm (24in). The vials are magnified by 20% for improved all round visibility, and the shock absorbing end caps protect the level even if it is dropped. Dimensions Width 6cm Depth 3cm