Blades available for cutting wood, drywall, plastic and poroton blocks Long life, low vibration double blade system with blade break of less than 3 secs. Ergonomic design and rubberised handles for superior handling and less fatigue. Two saw blades running in opposite directions so the material will not move while cutting. Magnesium housing for lower weight and excellent durability. Lock off switch and blade brake for added safety. Easy to use rapid blade changing system reducing downtime.