1.【HIGHLIGHTS】:Get 18 pack of Tire Regroover #4 7/32" Square Standard Duty Blades for efficient and long-lasting operation.2.【FEATURES】:Constructed with a solid brass head that provides strong, constant heat on the cutting blade, which rapidly heats the material to be cut.The depth of the cut is adjustable, allowing you to control the thickness of the material being cut.Available in nine different widths, so you can choose the perfect size for your needs.3.【BE USED FOR】:Designed for use with #4 7/32" Brass Head.4.【SPECIFICATIONS】：Material thickness of .018 x 1/8" ensures precise and accurate cuts every time.5.【EXCELLENT CUSTOMER SERVICE】:We stand behind our product and offer a 30-day return and exchange warranty. If you have any issues, please contact us for assistance.