SDS Plus S4L concrete drill bits
- Bosch 1618596170, SDS-Plus Hammer Drill Bit, 7mm Dia, 110mm L, Tungsten Carbide Material, Suitable to Use with: SDS-Plus Hammers, 4 Flute Design, 50mm Working Length, A Wide Range of Hammer Drill Bits with SDS-Plus S4 Shanks, That Are Ideal for Drilling in Masonry, Concrete & Granite Bosch SDS Plus S4l Drill Bit 7 X 50 X 110mm