Brand: Allstar Performance Manufacturer's Part Number: ALL10265 Part Type: Tire Sipers & Tread Tools Product Line: Allstar Performance Heavy-Duty Tire Sipers Automotive Fittings Part Number: AAF-ALL10265 UPC: 848238001396 Tool Power Source: Manual Number of Blades: 6 blades Material: Aluminum Color: Black Quantity: Sold individually. Notes: Uses standard utility blades, not included. Description: Allstar Performance heavy-duty tire sipers are used to quickly and precisely sipe tires for better traction. These lightweight units have an adjustable sipe depth and use standard utility blades (sold separately). These tools are designed for heavy-duty use; however, they need to be handled with extreme care.