Amazon.com: ELW 9-10 oz. (3.6-4mm) Thick Pre-Cut Size 12"x36" in Bourbon Brown Color Full Grain Cowhide Leather, Oil Tanned for Tooling, Carving, Molding, Craft, Hobby, Workshop, Sewing, Knife Sheaths
Amazon.com: Full Grain Vegetable Tanned Tooling Leather Square 3mm (7-8oz) Thick Pre-Cut Cowhide Leather Sheet for Leather Crafting (6 x 12 in, Cognac)
What do y'all use for cutting through super thick and stiff leather? I can't get any kind of razor to cut in one pass, and I've dulled a pair of leather scissors. :
Basics of Cutting Leather — Gold Bark Leather
How to Cut Leather (Like a Pro) – Stonestreet Leather