In a nutshell
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With the Milwaukee 4932430921 knockout die, you punch clean and burr-free 63.5 mm holes designed for standard iso M63 conduit fittings and cable glands. The engraved crosshairs allow precise visual alignment directly over your layout marks, preventing panel deformation and rough edges typical of hole saws. Built to handle tough applications, this die cuts mild steel and aluminium up to 3 mm and stainless steel up to 2.5 mm. Tailored for use with the Milwaukee Exact knockout system, this standalone die delivers fast, accurate results across switchgear assembly and electrical enclosure modifications.