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Replacement punch heads keep hole punches operating at optimum levels. Punch heads should be changed annually for best results. 9/32" punch head fits Swingline 74450, 74451, and 74440.

Swingline&#174; Replacement Punch Head, 9/32", Use with Swingline 74450 & 74440

How to Install a Punch Replacement Kit (A7074854)

replacement-punch-head-9-32-use-with-swingline-74450-74440

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