ADJUSTABLE ROUND DIES - 1.1/2 INCH O.D - 12 X 1.0 - ALPS
https://www.toolsnsafety.com/shop/adjustable-round-dies-1-1-2-inch-o-d-12-x-1-0-alps-3088
https://www.toolsnsafety.com/web/image/product.template/3088/image_1920?unique=c7c0967
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Carbon Steel Adjustable Round Dies