All in all it's a very nice heavy duty sds+ drill which you'll enjoy using. In Concrete : 28 mm. In Steel : 13 mm. Impact Rate : 0 – 5, 100 bpm. In Wood : 30 mm. In Masonry (core cutting) : 68 mm.
BOSCH GBH 2-21 SDS+Rotary Hammer Drill 110V
Bosch GBH 2-21 SDS Plus Hammer Drill 110v
Bosch GBH 5-40 DCE Rotary Hammer Drill 110V K611E(68)15
Bosch GBH 18V-26 SDS rotary hammer drill breaker 18v BODY ONLY
Bosch GBH 2-26 DRE SDS+ Rotary Hammer Drill (110V)
Bosch Professional GBH 2-28 SDS+ Rotary Hammer Drill 240vLB -0611267571