Fengbao Stainless Adjustable Swivel Knife Rotating Carving Knife Cut Blade Belt Wallet Leather Cutting Tool Material: Stainless Steel Suitable for the professions and amateurs Includes 9mm straight blade and bearings It features an edge beveler, an adjustable "u" gouge, and an adjustable groover Depending on your needs, adjust the length, the angle of suitable size, to create outstanding works