Quality Kit includes (2) One 452947-8 Bit Holder and (2) One 251314-2 Mounting Screw Replaces 419276-2 Bit Holder Compatible with various Makita models including: BHP451, BDA350, BHP454, BDA340, LXPH03, XFD07M, XFD07Z, XPH03M, XPH07M, XPH07Z, XFD03, XFD03M, XFD03Z, XFD07T, XPH03MB, XPH03Z Contact us if you have any questions about this part or your model This magnetic bit holder fits for Makita 18V 14.4V DTD DHP impact drill driver.