Bulldog Xtreme, 1-1/2" x 10", SDS Plus, Wide Chisel Bit, Hammer Steel, Bracing Ribs Increase Stability, Optimized Length Improves Handling In Tight Spaces, Flat-Spade Design Creates Self Sharpening Edge, Eliminates Downtime & Increases Removal Rate, Double Length Spade Increases Service Life, For Material-Removal Applications In Concrete, 30 Percent Higher Removal Rate Verse Standard Chisel, Proprietary Heat Treat Process.