A high quality, cost effective drill bit suitable for use in rotary hammers with the SDS plus tool system. Fully heat treated to eliminate bending Shot blast finish for rust protection Most popular sizes up to 600mm length " Drill Dia. mm: 12.0 Total Length mm: 310 Working Length mm: 250 Shank Dia. mm: 10.0 Shank Type: SDS Plus Drill Tip: Tungsten Carbide Material: N/A Timco SDS Plus Hammer Bit (Size 12.0 x 310 - 1 Each) in Grey