ToughBuilt TB-H4S-40-IK-2 Insulation Knife with Sheath

TB-H4S5-01, TB-H4S-40-TMK-2

The ToughBuilt Insulation Knife + Sheath is designed for optimal edge retention and durability. The titanium-coated stainless steel blade is engineered to stay sharper up to 2X longer when cutting mechanical and HVAC insulation. A full metal tang provides durability for tough cuts day after day. The durable molded sheath provides easy carry and storage. This hard-working knife keeps up with the rigorous demands of the pro and is backed by our Full Lifetime Warranty.


  • 6" titanium coated stainless steel blade
  • Full Lifetime Warranty
  • Includes heavy-duty sheath with belt clip
  • Full tang for lasting durability
  • Ergonomic, soft-touch handle
  • Lanyard Hole