MORTAR KNIFE STL 1/4X8" *Brand Name: Diablo *Blade Width: 1/4 in. *Style: SDS-Plus *Product Type: Mortar Knife *Number in Package: 1 pc *Blade Material: Forged Steel *Color: Gray *Handle Material: Steel *Overall Length: 8 in. *Can Be Sharpened: No *Chisel Tip Style: Flat *Shank Type: SDS Plus *Discovery SUP