Primegrip knife blades can be used with most utility and roofing knives to cut roofing shingles, felt paper, foam board, insulation, shingles and other building materials. Manufactured from high-grade carbon steel and induction hardened for longevity, our blades last up to 75% longer.

Key Features:

• 2-Notch straight blades for all Primegrip knives
• Double-sided hook blade with a deep throat and large flat trimming utility blade
• Induction-hardened edge offers 75% longer-lasting blade life
• Heat treated for strength and induction hardened for longevity