Black & Decker™ Shifter is designed for DeWalt® DW928, DC970 18 V, type 1 DC759KA 18 V, DC728 14.4 V, DC727 12 V, DW959, DW929 18 V cordless drill, type 2 DW959 18 V cordless drill, type 1 DW927 electric drill, type 1 DW927V 12 V 3/8" drill and type 1 DCK759 18V 1/2" drill/driver.