Shop for Power Tool Accessories at The Home Depot. The Makita USA Inc. 3/4 in. x 12 in. Hex-Shank Bull-Point/Spline Bit is designed to be used with general-purpose demolition in brick or concrete applications. The shank is forged from iron for strength and can be sharpened to extend its life and performance. Can be sharpened to extend life and perf..