Concrete Masonary Carbide Drill bits SDS Spline Max Tapered Steel, We have a large variety to choose from, We also have steel High Speed Steel Bits to Choose From, from 1/8" up to 1", We have new and used Hilti, Dewalt, Black & decker, Bosch, Irwin, Vermont American, We have sets and single pieces, prices start from $1.00 and up, Call or stop by 719 636 2467, Kash's Inc, Address 2346 E Platte Ave, Colorado Springs, CO 80909, We can ship to, We are open Monday-Saturday 9am-5pm. We Buy Sell Trade Pawn anything of Value! Colorado Springs favorite Pawn Shop. Visit our friendly Staff for any help