Plugging Chisel 10 x 1/4" with 1/2" Stock by Marshalltown Tools Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $12.25 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart For cleaning out hardened mortar Forged from the finest quality tool steel, hardened, tempered, and well-balanced 1/4" (6mm) thick bit Warning: Always wear safety gogle when using this tool #18862