The support bar can be disassembled when not needed. Cnc Foam Cuttng Tools [MULTI-TYPE CUTTING]Hot Wire Foam Cutter adopts slide rail setting, which can cut foams at various cutting length, angles and shapes, such as straight cut, diagonal cut, miter cut, step cut, and slot cut. Hot Wire Foam Cutter 24W Electric Styrofoam Cutting Tool Hot Knife Cutting Tool with Start Switch for Modeling Project, DIY Craft, Foam Carving Foam Board Cutting Machine Hot Wire Foam Cutter, Electric Cutting Tool Foam Board Cutter Adjustable Heat Cutting Tool For Creative Model Making Crafts Diy Art 15cm Pen Xps Foam [STABLE STRUCTURE]: The bottom of the cutter has an aluminum triangular support bar to support the weight of the Foam Cutter and foam in a stable manner. Foam cutters are essential tools for precise cutting and shaping of foam, polystyrene, and craft foam. Ideal for model making, sculpture, and DIY projects [High safety] The folding foam cutting board adopts a safety locking mechanism, which can fix the foam material during cutting and avoid safety issues such as displacement. Foam Cutter usually used for vanishing mold casting, packaging, construction, pitched roof insulation, facade thermal insulation composite systems, etc.