Click or scroll to zoom Tap or pinch to zoom Diamond Blade Segmented for Brick Chasing 125mm x 22mm x 6mm Seg Cable Trenchingg by ConFit Australia Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $88.37 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart These diamond blades have 6mm wide segments for trenching in brick for electrical cable.