laser level combo dw088k tstak vi deep suitcase dewalt dwht1 81021DW088K Laser Level Combo + Dewalt Tstak VI Deep Suitcase. The Dewalt DW088K Self Leveling Laser has an accuracy of + 0. 3 mm m. Thanks to the latest Dewalt technology, it self levels on surfaces up to 4 and has a magnetic area to adapt to metal surfaces. Covered by a rubber casing that protects it against possible impacts. DW088K LASER LEVEL FEATURES Self leveling laser with an accuracy of + 0. 3 mm m Self levels up to 4 surfaces Two use buttons and a