Universal open-backed design. Plunge cut blade for use on wood, plastic and soft materials. Compatible with Silverline, GMC and Triton Oscillating Multi-Tools, and also tool-free, quick-change, and standard multi-tool machines. Universal open-backed design. Plunge cut blade for use on wood, plastic and soft materials. Compatible with Silverline, GMC and Triton Oscillating Multi-Tools, and also tool-free, quick-change, and standard multi-tool machines.