CONSTRUCTION CHAIN WITH WIDIA COATING PITCH .404" THICKNESS 1.6 mm (.063") LINKS 68 FOR CHAINSAW Special chain for cutting heat-insulating bricks such as Poroton, Alveolater, or similar, expanded clay blocks, cell-type concrete, leca and similar, lime, gypsum, tuff and soft materials. Reference : R310105-068E Original code: CZ