The milwaukee sds plus drill bits have a dynamic chisel shaped drill heads to ensure swift penetration and optimal material removal they have a tough carbide tip with an optimised design held by high strength brazing to offer excellent durability even in steel reinforced concrete the unique 2 flute design reduces vibrations and transfers the energy directly to the bit tip each 10 piece set comprises the following sizes 5 x 110mm6 x 110mm x26 x 160mm x28 x 160mm x210 x 160mm12 x 160mm14 x 160mm s