The Stanley Pro I-Beam Rotating Vial Spirit Level in 40″ / 1000mm length delivers professional reach for extensive installations and large-scale construction work. This metre-long level is particularly valuable for door frame installation, longer runs of pipework, fencing, decking, and any application requiring accurate measurements over extended distances. Engineered with a durable I-beam girder section aluminium body for exceptional rigidity, this 40-inch level includes 3 vials: one top-read horizontal vial visible from both sides and above, one 180° rotating angle vial with double graduation from 0° up to 90° in 10° increments, and one plumb vial for vertical measurements. The shock-absorbing end caps protect the level’s accuracy from accidental drops, maintaining professional precision even in demanding site conditions. Features and Benefits: • Substantial 1000mm (40″) length perfect for extended installations and large-scale work • 3 vials including horizontal, rotating angle, and plumb for complete measurement versatility • I-beam aluminium construction ensures rigidity and long-term durability • Accurate to ±1.5mm/1m for professional-grade reliability • Shock-absorbing end caps maintain precision despite site impacts Specifications: Length (cm): 100 Length (in): 40 No. Vials: 3 Accuracy (mm/m): ? 1.5mm/m Construction: Aluminium