SDS-plus Hammer Drill Bits Sets Material:YG8C Carbide Tip, 40Cr steel Shank Length:600mm; 1000mm Size:12, 16, 18, 20, 25, 28 ... SDS-plus Hammer Drill Bits SetsMaterial:YG8C Carbide Tip, 40Cr steel ... ShankLength:600mm; 1000mmSize:12, 16, 18, 20, 25, 28Pcs:3 ...