the forward end 126 of which is provided with a downwardly projecting pawl 128 when the trigger arm is in the release position the tip 130 of the pawl projects through the slot 106 of the upper flange 102 and into the slot 92 of the magazine exit passage 90 to a point a above and adjacent to the upper rear corner of the leading clip 132 as the trigger arm 80 is moved toward the handle 74 the projecting arm 120 moves into the camming mechanism 122 which serves to move the dispensing lever 124 so that the tip 130 moves into the exit passage to the point b at which the pawl 128 contacts the rear corner of the clip 132 as movement of the trigger arm toward the handle continues the pawl tip advances to point c forcing the leading clip between the applicator tip plates 108 110 during this portion of the dispensing cycle the leading clip 132 remains connected by the web 134 to the next clip 136 so that movement of the pawl tip from b to c also serves to advance the next clip 136 and each of the remaining clips in the magazine from point c the.