Hypertherm Hexnut:5/16-24 Jam Brs - 075400 by Hypertherm Save -8% $1.33 SKU HYP075400 Hypertherm - SKU HYP075400 Add accessories to hypertherm hexnut:5/16-24 jam brs - 075400. Close Add Your items total will automatically update after adding options or accessories. You can edit your selections in the cart. Select Options & Accessories Quantity Add to cart