Sturdy and reliable hammers for Bosch rotary hammers. Notes Required for use of 1169VSR, 1194VSR, 11221DVS, 11228VSR, 11224VSR, 11225VSR, 11225VSRH, 11234VSR, 12524, 1139VSR, 1194AVSR Also required for use of 1618190006 or 1618190009 Dust Extraction Fixtures with drills 1011VSR, 1012VSR, 1013VSR, 1014VSR, 1030VSR, 1031VSR, 1032VSR, 1033VSR, 1034VSR and 1035VSR, Hammers 11250VSR, 11224VSRC, 11253VSR, 11255VSR and 11536VSR or Hammer Drill 1199VSR