●Professional workmanship - we produce the spirit levels with the greatest possible care and attention to detail; Double-sided milled for a perfectly flat surface ensures precision and excellent ground contact ●Two-chamber profile - guarantees very good resistance to mechanical damage; The thickened walls provide flexural and torsional strength ●ERS+ (Easy Reading System Plus) - Quick and easy reading thanks to the even larger vertical and horizontal displays with magnifying effect; Bubble levels are made of high quality acrylic glass; ; Now with additional rings for determining 2% slope ●Impact resistant - the level has elastomer caps on both short ends that absorb the energy of impacts; In combination with the recess, this provides great protection and increases resistance to loss of measurement accuracy ●2 handles - they make it easier to hold the spirit level while working; The ergonomic shape adapts to any hand and work with gloves