July 10, 2012 – Greenlee claims to be the first to offer electricians a line of four knock-out punches and dies designed specifically for punching in up to 10-gauge stainless steel in commercial, industrial and residential applications. The new Greenlee knock-outs for stainless steel boast of meeting the high forces necessary for punching holes in up to 10-gauge stainless steel. The knock-outs can be purchased individually or in a kit, which including three sizes of stainless steel punches and dies, a draw stud and sleeve.

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