CS Unitec Scaling Chisel, Aluminum Bronze CS Unitec Non-Sparking Scaling Chisels are a part of CS Unitecs Non-Sparking/Non-Magnetic and corrosion resistant Safety Tool Line. CS Unitec Non-Magnetic Scaling Chisels are specifically designed to eliminate the risk of sparks at high-risk sites where explosive atmospheres may be present. CS Unitec Non-Sparking Scaling Chisels are available in Aluminum Bronze. CS Unitec Non-Magnetic Scaling Chisels are designed to remove excess materials including concrete splatter and tile. CS Unitecs Non-Sparking Scaling Chisels are drop forged for the highest quality in Scaling Tools.